Patent Assignment
Reel/Frame 004963/0912
Security Interest
Recorded: 1988-10-17
Pages: 88
Assignor
KOP-COAT, INC.
Executed: 1988-09-27
Covered Properties
(8)
Wood Preservative Containing Alkali Metal Cyanides
Patent:
3,993,752 →
Application:
04/848,336 →
Esthetic Wood Product
Patent:
3,695,920 →
Application:
05/030,349 →
Primer for Treating Metal Surfaces
Patent:
3,884,851 →
Application:
05/255,128 →
Aesthetic Wood Product
Patent:
3,839,073 →
Application:
05/280,075 →
Iron Stain Inhibitors
Patent:
3,850,683 →
Application:
05/369,222 →
Rubberized Coal Tar Pitch Emulsion
Patent:
4,222,916 →
Application:
05/955,714 →
Water Repellent Aqueous Wood Treating Solutions
Patent:
4,335,109 →
Application:
06/216,123 →
Wood Preservatives
Application:
06/890,015 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 22, 1982
From: HILL, ROBERT E.
To: KOPPERS COMPANY, INC., A CORP.OF DE
Reel/Frame 003954/0667 →
Assignment of Assignors Interest.
Oct 3, 1986
From: WARD, HANS A.
To: KOPPERS COMPANY, INC., KOPPERS BLDG., PITTSBURGH, PA 15219, A CORP OF DE
Reel/Frame 004611/0977 →
Assignment of Assignors Interest.
Apr 13, 1989
From: KOPPERS COMPANY, INC., A DE. CORP.
To: KOP-COAT, INC., A CORP. OF DE.
Reel/Frame 005075/0929 →
Assignment of Assignors Interest.
Feb 21, 1990
From: KOP-COAT, INC. (MERGED INTO); WCG, INC. (CHANGED TO)
To: KOP-COAT, INC., A CORP. OF DE
Reel/Frame 005238/0944 →