Patent Assignment
Reel/Frame 022090/0735
Assignment of Assignor's Interest
Recorded: 2009-01-12
Pages: 6
Assignee
PORTEC RAIL PRODUCTS, INC.
P.O. BOX 38250, 900 FREEPORT ROAD, PITTSBURGH, PENNSYLVANIA, 15238
Covered Properties
(2)
Notched Tie Plate Insulator
Notched tie plate insulator
Application:
60/966,956 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 26, 2011
From: PORTEC RAIL PRODUCTS, INC.
To: KOPPERS DELAWARE, INC.
Reel/Frame 026341/0051 →
Amended and Restated Patent, Trademark and Copyright Security Agreement
Mar 28, 2013
From: KOPPERS INC.; KOPPERS HOLDINGS INC.; KOPPERS WORLD-WIDE VENTURES CORPORATION; KOPPERS DELAWARE, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 030107/0283 →
Termination and Release of Security Interest in Patents and Trademarks
Aug 21, 2014
From: PNC BANK, NATIONAL ASSOCIATION
To: KOPPERS INC.; KOPPERS HOLDINGS INC.; KOPPERS WORLD-WIDE VENTURES CORPORATION; KOPPERS DELAWARE, INC.
Reel/Frame 033586/0956 →
Patent, Trademark and Copyright Security Agreement
Aug 22, 2014
From: KOPPERS INC.; KOPPERS HOLDINGS INC.; KOPPERS DELAWARE, INC.; KOPPERS ASIA LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 033591/0020 →
Release (Reel 033591 / Frame 0020)
Jun 28, 2022
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: KOPPERS DELAWARE, INC. (F/K/A KOPPERS INDUSTRIES OF DELAWARE, INC.); KOPPERS PERFORMANCE CHEMICALS INC. (F/K/A OSMOSE, INC.); KOPPERS INC. (F/K/A KOPPERS INDUSTRIES, INC); KOPPERS PERFORMANCE CHEMICALS NEW ZEALAND LIMITED (F/K/A OSMOSE NEW ZEALAND)
Reel/Frame 060448/0192 →