IP Library › Assignment 006990/0980
Patent Assignment
Reel/Frame 006990/0980

Corrective Assignment to Correct Assignee's Name. an Assignment Was Previously Recorded at Reel 6829, Frames 644-646.

Recorded: 1994-03-24 Pages: 4
Assignors
WENTWORTH, WAYNE E.
Executed: 1993-12-21
STEARNS, STANLEY D.
Executed: 1993-12-21
Assignee
VALCO INSTRUMENT COMPANY
P.O. BOX 55603, HOUSTON, TEXAS, 77255
Covered Property (1)
A System for Identifying and Quantifying Selected Constituents of Gas Samples Using Selective Photoionization
Patent: 5,394,092 →
Application: 08/176,968 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 3, 1994
From: WENTWORTH, WAYNE E.; STEARNS, STANLEY D.
To: GUNN, DONALD, ESQ.
Reel/Frame 006829/0644 →
Conversion of Corporate Entity Apr 30, 2010
From: VALCO INSTRUMENTS CO., INC.
To: VALCO INSTRUMENTS CO., L.P.
Reel/Frame 024320/0129 →