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Patent Assignment Assignor Details
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Assignor Name : ZIELINSKI, DAVID P.
Total Assignments: 28
Assignment: 1
Reel/Frame:004923/0367   Pages: 5
Recorded: 06/22/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
AMBROSE, RONALD R.
Exec Dt:
06/14/1988
2
O'DWYER, JAMES B.
Exec Dt:
06/14/1988
3
JOHNSTON, BYRON K.
Exec Dt:
06/14/1988
4
ZIELINSKI, DAVID P.
Exec Dt:
06/14/1988
5
PORTER, SAMUEL JR.
Exec Dt:
06/16/1988
6
TYGER, WAYNE H.
Exec Dt:
06/14/1988
Assignee
1
PPG INDUSTRIES, INC., A CORP. OF PA
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4859743
NONE
07209716
Correspondence name and address
PATENT DEPARTMENT
PPG INDUSTRIES, INC.
ONE PPG PLACE
PITTSBURGH, PA 15272
Assignment: 2
Reel/Frame:015590/0827   Pages: 2
Recorded: 07/14/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ZIELINSKI, DAVID P.
Exec Dt:
07/13/2004
Assignee
1
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060014890
10890874
Correspondence name and address
BAYER MATERIALSCIENCE LLC
DONNA J. VEATCH
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:016451/0694   Pages: 2
Recorded: 03/31/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
03/28/2005
2
SHAFFER, MYRON
Exec Dt:
03/29/2005
3
JEFFRIES, MICHAEL K.
Exec Dt:
03/24/2005
Assignee
1
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060223968
11096403
Correspondence name and address
DEBRA ANDERSON, BAYER MATERIAL
SCIENCE LLC
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:020224/0397   Pages: 4
Recorded: 11/29/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAFFER, MYRON W.
Exec Dt:
11/28/2007
2
JEFFRIES, MICHAEL K.
Exec Dt:
11/28/2007
3
ZIELINSKI, DAVID P.
Exec Dt:
11/28/2007
Assignee
1
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8415471
US20090143559
11998383
Correspondence name and address
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:030564/0608   Pages: 4
Recorded: 06/07/2013
Attorney Dkt #:BMS132018
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILLIAMS, CHARLES TODD
Exec Dt:
04/08/2013
2
PIERCE, JOSEPH G.
Exec Dt:
04/08/2013
3
ZIELINSKI, DAVID P.
Exec Dt:
04/08/2013
Assignee
1
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9175117
US20140275345
13835935
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:031807/0294   Pages: 4
Recorded: 12/18/2013
Attorney Dkt #:BMS132047/MD13-12
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
12/16/2013
2
EKIN, ABDULLAH
Exec Dt:
12/12/2013
3
JEFFRIES, MICHAEL K.
Exec Dt:
12/12/2013
Assignee
1
BAYER MATERIALSICENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10000686
US20150166872
14132236
Correspondence name and address
BAYER MATERIAL SCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:036914/0885   Pages: 3
Recorded: 10/29/2015
Attorney Dkt #:BMS132018-CONT.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILLIAMS, CHARLES TODD
Exec Dt:
10/29/2015
2
PIERCE, JOSEPH G.
Exec Dt:
10/29/2015
3
ZIELINSKI, DAVID P.
Exec Dt:
10/29/2015
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9580527
US20160200857
14926656
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 8
Reel/Frame:036924/0201   Pages: 3
Recorded: 10/30/2015
Attorney Dkt #:BMS152010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
10/29/2015
2
JEFFRIES, MICHAEL K.
Exec Dt:
10/29/2015
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9815739
US20170121225
14928108
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 9
Reel/Frame:037768/0429   Pages: 6
Recorded: 02/18/2016
Attorney Dkt #:BMS152005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
02/12/2016
2
YUHAS, EMERY
Exec Dt:
02/12/2016
3
CHEN, YANAN
Exec Dt:
02/12/2016
4
HENDERSON, DERICK
Exec Dt:
02/12/2016
5
CONNER, MARK
Exec Dt:
02/12/2016
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9896620
US20160257876
15047108
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 10
Reel/Frame:044580/0908   Pages: 4
Recorded: 01/10/2018
Attorney Dkt #:BMS152005US01N
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
02/12/2016
2
YUHAS, EMERY
Exec Dt:
02/12/2016
3
CHEN, YANAN
Exec Dt:
02/12/2016
4
HENDERSON, DERICK
Exec Dt:
02/12/2016
5
CONNER, MARK
Exec Dt:
02/12/2016
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180127646
15866554
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 11
Reel/Frame:044581/0593   Pages: 4
Recorded: 01/10/2018
Attorney Dkt #:BMS152005USN01N01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
02/12/2016
2
YUHAS, EMERY
Exec Dt:
02/12/2016
3
CHEN, YANAN
Exec Dt:
02/12/2016
4
HENDERSON, DERICK
Exec Dt:
02/12/2016
5
CONNER, MARK
Exec Dt:
02/12/2016
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180142140
15866559
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 12
Reel/Frame:041777/0914   Pages: 3
Recorded: 03/29/2017
Attorney Dkt #:COV162018US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
03/22/2017
2
CONNER, MARK D.
Exec Dt:
03/22/2017
3
BLANCHARD, WILLIAM ETHAN ALLEN
Exec Dt:
03/22/2017
4
SMITH, NATALEE JO-ANN
Exec Dt:
03/22/2017
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180118972
15472391
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 13
Reel/Frame:043780/0473   Pages: 4
Recorded: 10/04/2017
Attorney Dkt #:COV172021
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
09/20/2017
2
HENDERSON, DERICK
Exec Dt:
09/19/2017
3
CONNER, MARK
Exec Dt:
09/21/2017
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10472542
US20190100675
15724634
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 14
Reel/Frame:043992/0409   Pages: 6
Recorded: 10/31/2017
Attorney Dkt #:COV162019US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
THOMPSON-COLÓN, JAMES A.
Exec Dt:
10/24/2017
2
JEFFRIES, MICHAEL
Exec Dt:
10/25/2017
3
CONNER, MARK D.
Exec Dt:
10/10/2017
4
ZIELINSKI, DAVID P.
Exec Dt:
10/17/2017
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180127638
15798851
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 15
Reel/Frame:045323/0383   Pages: 2
Recorded: 03/23/2018
Attorney Dkt #:COV162023US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKIN, ALAN
Exec Dt:
12/08/2017
2
ZIELINSKI, DAVID P.
Exec Dt:
12/05/2017
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190292294
15933507
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 16
Reel/Frame:045323/0524   Pages: 3
Recorded: 03/23/2018
Attorney Dkt #:COV162022US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKIN, ALAN
Exec Dt:
12/08/2017
2
ZIELINSKI, DAVID P.
Exec Dt:
12/05/2017
3
ADKINS, RICK L.
Exec Dt:
12/06/2017
4
BARKSBY, NIGEL
Exec Dt:
12/06/2017
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190292296
15933527
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 17
Reel/Frame:045323/0751   Pages: 2
Recorded: 03/23/2018
Attorney Dkt #:COV162021US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKIN, ALAN
Exec Dt:
12/08/2017
2
ZIELINSKI, DAVID P.
Exec Dt:
12/05/2017
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10633477
US20190292297
15933553
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 18
Reel/Frame:045323/0757   Pages: 4
Recorded: 03/23/2018
Attorney Dkt #:COV171198US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKIN, ALAN
Exec Dt:
12/08/2017
2
ZIELINSKI, DAVID P.
Exec Dt:
12/05/2017
3
GRESZTA-FRANZ, DOROTA
Exec Dt:
12/05/2017
4
STEMPFLE, FLORIAN JOHANNES
Exec Dt:
12/05/2017
Assignees
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205-9741
2
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190292305
15933487
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 19
Reel/Frame:045264/0122   Pages: 3
Recorded: 03/19/2018
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
03/14/2018
2
JEFFRIES, MICHAEL K.
Exec Dt:
03/15/2018
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190055454
15760337
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 20
Reel/Frame:045832/0947   Pages: 4
Recorded: 05/17/2018
Attorney Dkt #:COV162018US01C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
04/25/2018
2
CONNER, MARK D.
Exec Dt:
04/26/2018
3
BLANCHARD, WILLIAM ETHAN ALLEN
Exec Dt:
04/25/2018
4
SMITH, NATALEE JO-ANN
Exec Dt:
04/26/2018
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180244984
15939886
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 21
Reel/Frame:045901/0330   Pages: 3
Recorded: 05/25/2018
Attorney Dkt #:COV172010US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
05/16/2018
2
JEFFRIES, MICHAEL K.
Exec Dt:
05/14/2018
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180346786
15989289
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 22
Reel/Frame:046373/0060   Pages: 3
Recorded: 07/17/2018
Attorney Dkt #:COV172018US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
06/07/2018
2
JEFFRIES, MICHAEL
Exec Dt:
06/05/2018
3
MAXIN, AMY
Exec Dt:
06/05/2018
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190203097
16037400
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 23
Reel/Frame:047260/0572   Pages: 2
Recorded: 10/22/2018
Attorney Dkt #:COV182022US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ZIELINSKI, DAVID P.
Exec Dt:
09/26/2018
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200071450
16118963
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 24
Reel/Frame:048783/0982   Pages: 3
Recorded: 04/03/2019
Attorney Dkt #:COV192007US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOVEDAY, ANTHONY R.
Exec Dt:
03/26/2019
2
REESE, JACK R.
Exec Dt:
03/26/2019
3
ADKINS, RICK L.
Exec Dt:
03/26/2019
4
ZIELINSKI, DAVID P.
Exec Dt:
03/27/2019
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10544158
NONE
16373885
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 25
Reel/Frame:048964/0554   Pages: 9
Recorded: 04/23/2019
Attorney Dkt #:COV192008US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOVEDAY, ANTHONY R.
Exec Dt:
03/26/2019
2
REESE, JACK R.
Exec Dt:
03/26/2019
3
ADKINS, RICK L.
Exec Dt:
03/26/2019
4
ZIELINSKI, DAVID P.
Exec Dt:
03/27/2019
5
THOMPSON-COLÓN, JAMES A.
Exec Dt:
03/28/2019
6
BUSHMIRE, ALAN D.
Exec Dt:
03/28/2019
7
CHEN, LIANG
Exec Dt:
03/28/2019
8
XU, CHEN
Exec Dt:
03/26/2019
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11566145
US20200291260
16373929
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 26
Reel/Frame:049149/0320   Pages: 9
Recorded: 04/03/2019
Attorney Dkt #:COV192008US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOVEDAY, ANTHONY R.
Exec Dt:
03/26/2019
2
REESE, JACK R.
Exec Dt:
03/26/2019
3
ADKINS, RICK L.
Exec Dt:
03/26/2019
4
ZIELINSKI, DAVID P.
Exec Dt:
03/27/2019
5
THOMPSON-COLÓN, JAMES A.
Exec Dt:
03/28/2019
6
BUSHMIRE, ALAN D.
Exec Dt:
03/28/2019
7
CHEN, LIANG
Exec Dt:
03/28/2019
8
XU, CHEN
Exec Dt:
03/26/2019
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11566145
US20200291260
16373929
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 27
Reel/Frame:052035/0048   Pages: 4
Recorded: 03/06/2020
Attorney Dkt #:2017P30284WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIELINSKI, DAVID P.
Exec Dt:
03/03/2020
2
JEFFRIES, MICHAEL K.
Exec Dt:
02/12/2020
3
MAXIN, AMY
Exec Dt:
02/12/2020
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200190390
16638297
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 28
Reel/Frame:052389/0352   Pages: 3
Recorded: 04/14/2020
Attorney Dkt #:2018P30364US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKIN, ALAN
Exec Dt:
02/17/2020
2
ZIELINSKI, DAVID P.
Exec Dt:
03/03/2020
Assignee
1
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210253772
16792939
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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