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Patent Assignment Assignor Details
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Assignor Name : HETRICH, MITCHELL H.
Total Assignments: 12
Assignment: 1
Reel/Frame:007069/0336   Pages: 6
Recorded: 07/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PLOTNER, DAVID E.
Exec Dt:
07/06/1994
2
HEALD, EDWARD E.
Exec Dt:
07/06/1994
3
SULECKI, RICHARD P.
Exec Dt:
07/06/1994
4
BARTNICKI, FREDERICK J.
Exec Dt:
07/06/1994
5
HETRICH, MITCHELL H.
Exec Dt:
07/06/1994
Assignee
1
WERNER CO.
93 WERNER ROAD
GREENVILLE, PENNSYLVANIA 16125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5636706
NONE
08272154
Correspondence name and address
ANSEL M. SCHWARTZ
425 N. CRAIG STREET, STE. 301
PITTSBURGH, PA 15213
Assignment: 2
Reel/Frame:007458/0238   Pages: 7
Recorded: 04/21/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PLOTNER, DAVID E.
Exec Dt:
03/15/1995
2
HEALD, EDWARD E.
Exec Dt:
03/15/1995
3
MCINTIRE, KEVIN L.
Exec Dt:
03/16/1995
4
SULECKI, RICHARD P.
Exec Dt:
03/16/1995
5
HETRICH, MITCHELL H.
Exec Dt:
03/15/1995
6
BARTNICKI, FREDERICK J.
Exec Dt:
03/16/1995
Assignee
1
WERNER CO.
93 WERNER ROAD
GREENVILLE, PENNSYLVANIA 16125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5791439
NONE
08426194
Correspondence name and address
ANSEL M. SCHWARTZ
425 N. CRAIG STREET
SUITE 301
PITTSBURGH, PA 15213
Assignment: 3
Reel/Frame:008128/0696   Pages: 6
Recorded: 07/18/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEGGS, ROBERT D.
Exec Dt:
07/16/1996
2
HETRICH, MITCHELL H.
Exec Dt:
07/08/1996
3
LEIPHEIMER, CHRISTINE A.
Exec Dt:
07/08/1996
4
MABIE, MARC A.
Exec Dt:
06/24/1996
Assignee
1
WERNER CO.
93 WERNER ROAD
GREENVILLE, PENNSYLVANIA 16125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5758745
NONE
08685191
Correspondence name and address
ANSEL M. SCHWARTZ
425 N. CRAIG STREET
SUITE 301
PITTSBURGH, PA 15213
Assignment: 4
Reel/Frame:026590/0601   Pages: 5
Recorded: 07/14/2011
Attorney Dkt #:2934-110643
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HETRICH, MITCHELL H.
Exec Dt:
05/11/2011
2
LOSOS, DAVID J.
Exec Dt:
05/11/2011
Assignee
1
MINE SAFETY APPLIANCES COMPANY
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9199103
US20110278095
13103414
Correspondence name and address
RICHARD L. BYRNE, THE WEBB LAW FIRM
420 FORT DUQUESNE BOULEVARD
ONE GATEWAY CENTER, SUITE 1200
PITTSBURGH, PA 15222
Assignment: 5
Reel/Frame:037871/0213   Pages: 4
Recorded: 03/02/2016
Attorney Dkt #:2934-150296
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HETRICH, MITCHELL H.
Exec Dt:
02/26/2016
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10413761
US20170252591
15058458
Correspondence name and address
THE WEBB LAW FIRM
ONE GATEWAY CENTER, 420 FT DUQUESNE BLVD
SUITE 1200
PITTSBURGH, PA 15222
Assignment: 6
Reel/Frame:039398/0181   Pages: 8
Recorded: 08/10/2016
Attorney Dkt #:2934-1602268
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HETRICH, MITCHELL H.
Exec Dt:
08/02/2016
2
HALL, MARK
Exec Dt:
08/01/2016
3
WU, JEFFREY
Exec Dt:
08/05/2016
4
BAO, DAVID
Exec Dt:
08/05/2016
5
ZHAN, JAMES
Exec Dt:
08/05/2016
6
ZHAN, JIM
Exec Dt:
08/05/2016
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10328294
US20170291049
15233618
Correspondence name and address
THE WEBB LAW FIRM
ONE GATEWAY CENTER, 420 FT DUQUESNE BLVD
STE 1200
PITTSBURGH, PA 15222
Assignment: 7
Reel/Frame:040788/0715   Pages: 4
Recorded: 12/28/2016
Attorney Dkt #:2934-1601535
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HETRICH, MITCHELL H.
Exec Dt:
12/06/2016
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10207128
US20180178044
15392842
Correspondence name and address
THE WEBB LAW FIRM
ONE GATEWAY CENTER, 420 FT DUQUESNE BLVD
STE 1200
PITTSBURGH, PA 15222
Assignment: 8
Reel/Frame:043884/0643   Pages: 5
Recorded: 10/17/2017
Attorney Dkt #:2934-1705770
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HETRICH, MITCHELL H.
Exec Dt:
09/19/2017
2
PITT, ROBERT
Exec Dt:
09/19/2017
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190069644
15698264
Correspondence name and address
THE WEBB LAW FIRM
420 FT. DUQUESNE BLVD.
ONE GATEWAY CENTER, SUITE 1200
PITTSBURGH, PA 15222
Assignment: 9
Reel/Frame:046028/0110   Pages: 5
Recorded: 06/08/2018
Attorney Dkt #:2934-1708194
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HETRICH, MITCHELL H.
Exec Dt:
02/19/2018
2
PITT, ROBERT
Exec Dt:
02/19/2018
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10625105
US20190070443
15818110
Correspondence name and address
THE WEBB LAW FIRM
420 FORT DUQUESNE BLVD.
ONE GATEWAY SUITE 1200
PITTSBURGH, PA 15222
Assignment: 10
Reel/Frame:046026/0109   Pages: 4
Recorded: 06/08/2018
Attorney Dkt #:2934-1802429
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HETRICH, MITCHELL H.
Exec Dt:
04/19/2018
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11191325
US20190313746
15952809
Correspondence name and address
THE WEBB LAW FIRM
420 FORT DUQUESNE BLVD
ONE GATEWAY CENTER SUITE 1200
PITTSBURGH, PA 15222
Assignment: 11
Reel/Frame:050385/0650   Pages: 7
Recorded: 09/16/2019
Attorney Dkt #:2934-1900462
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARDING, JEFFREY F.
Exec Dt:
06/27/2019
2
HETRICH, MITCHELL H.
Exec Dt:
06/25/2019
3
GRUPP, GREGORY M.
Exec Dt:
06/25/2019
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11633634
US20190308041
16375586
Correspondence name and address
THE WEBB LAW FIRM, P.C.
ONE GATEWAY CENTER
420 FT. DUQUESNE BLVD, SUITE 1200
PITTSBURGH, PA 15222
Assignment: 12
Reel/Frame:060158/0208   Pages: 3
Recorded: 06/10/2022
Attorney Dkt #:14729-118-999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HETRICH, MITCHELL H.
Exec Dt:
06/06/2022
2
MONAHAN, MICHAEL D.
Exec Dt:
06/09/2022
3
KROH, BRYAN
Exec Dt:
06/06/2022
Assignee
1
MSA TECHNOLOGY, LLC
1000 CRANBERRY WOODS DRIVE
CRANBERRY TOWNSHIP, PENNSYLVANIA 16066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230310910
17710365
Correspondence name and address
JONES DAY
250 VESEY STREET
NEW YORK, NY 10281-1047

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