Patent Assignment
Reel/Frame 004316/0923
Assignment of Assignors Interest.
Recorded: 1984-10-24
Pages: 3
Assignor
LEDGERWOOD, HARRY J.
Executed: 1984-10-12
Assignee
PLESSEY INCORPORATED
3860 CENTINELA AVE., LOS ANGELES, CALIFORNIA, 90066
Covered Property
(1)
Pipe Joint Coupling
Patent:
4,538,839 →
Application:
06/628,657 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 15, 1993
From: TYLER PIPE INDUSTRIES OF TEXAS, INC.
To: NEW TPI, INC. N/K/A TYLER PIPE INDUSTRIES, INC.
Reel/Frame 006732/0596 →
Assignment of Assignor's Interest
Dec 17, 1996
From: TYLER PIPE INDUSTRIES, INC., N/K/A TPI OF TEXAS, INC.
To: TYLER PIPE COMPANY, A DIVISION OF RANSOM INDUSTRIES, INC.
Reel/Frame 008268/0063 →