Patent Assignment
Reel/Frame 003943/0407
Assignment of Assignors Interest.
Recorded: 1981-11-05
Pages: 2
Assignor
DARNELL, W. DALE
Executed: 1981-10-16
Assignee
HUMBOLDT PRODUCTS CORP., A CORP. OF DE
P.O. BOX 2425, COLUMBUS, MICHIGAN, 39701
Covered Property
(1)
Surgical Retractor Stay Device and Tube Connector
Patent:
4,430,991 →
Application:
06/318,654 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb. 15,1983
Mar 7, 1984
From: HUMBOLDT PRODUCTS CORP.
To: TEKNAMED CORPORATION,
Reel/Frame 004229/0207 →
Assignment of Assignors Interest.
Jun 4, 1984
From: TEKNAMED CORPORATION
To: MICROTEK MEDICAL, INCORCORPORATED
Reel/Frame 004263/0918 →
Security Interest
Oct 7, 1991
From: MICROTEK MEDICAL, INC., A CORPORATION OF DE
To: CHEMICAL BANK
Reel/Frame 005895/0701 →
Merger
Nov 16, 2007
From: LONE STAR MEDICAL PRODUCTS, INC.
To: COOPERSURGICAL, INC.
Reel/Frame 020125/0185 →