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Patent Assignment Assignor Details
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Assignor Name : IRNICH, ROLF
Total Assignments: 8
Assignment: 1
Reel/Frame:030324/0505   Pages: 3
Recorded: 05/01/2013
Attorney Dkt #:14069-00451
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRNICH, ROLF
Exec Dt:
10/24/2012
2
ZHAO, XUEHUL
Exec Dt:
10/24/2012
Assignee
1
BAYER MATERIALSCIENCE AG
---
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130288551
13696451
Correspondence name and address
GEOFFREY A. ZELLEY
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 2
Reel/Frame:033564/0902   Pages: 3
Recorded: 08/19/2014
Attorney Dkt #:074023-0541-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRNICH, ROLF
Exec Dt:
05/26/2014
2
ZHAO, XUEHUI
Exec Dt:
05/26/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140370770
14355603
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 3
Reel/Frame:033601/0323   Pages: 4
Recorded: 08/25/2014
Attorney Dkt #:074023-0536-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRNICH, ROLF
Exec Dt:
05/28/2014
2
ZHAO, XUEHUI
Exec Dt:
06/03/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9783926
US20140302734
14355087
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 4
Reel/Frame:034042/0835   Pages: 2
Recorded: 10/27/2014
Attorney Dkt #:074023-0540-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IRNICH, ROLF
Exec Dt:
10/16/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9624621
US20150093565
14353054
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 5
Reel/Frame:046780/0001   Pages: 8
Recorded: 09/04/2018
Attorney Dkt #:074023-0790-US-578830
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRNICH, ROLF
Exec Dt:
08/15/2018
2
KOECHER, JUERGEN
Exec Dt:
07/18/2018
3
LANGER, RAFAEL
Exec Dt:
07/19/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10787765
US20190017221
16064861
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 6
Reel/Frame:052389/0435   Pages: 7
Recorded: 04/14/2020
Attorney Dkt #:COV171001PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AVTOMONOV, EVGENY
Exec Dt:
10/23/2019
2
FAN, ZHIRONG
Exec Dt:
11/05/2019
3
IRNICH, ROLF
Exec Dt:
10/25/2019
4
ZHAI, SUJUAN
Exec Dt:
11/04/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11685805
US20210130532
16468387
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 7
Reel/Frame:051474/0146   Pages: 4
Recorded: 01/10/2020
Attorney Dkt #:2015P30087WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRNICH, ROLF
Exec Dt:
12/07/2019
2
MICHAELIS, THOMAS
Exec Dt:
12/11/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200115489
16622985
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 8
Reel/Frame:051474/0184   Pages: 4
Recorded: 01/10/2020
Attorney Dkt #:2015P30086WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRNICH, ROLF
Exec Dt:
12/07/2019
2
MICHAELIS, THOMAS
Exec Dt:
12/11/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10927274
US20200392370
16622989
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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