Patent Assignment
Reel/Frame 010227/0681
Assignment of Assignor's Interest
Recorded: 1999-09-03
Pages: 3
Assignors
CENTOFANTI, LOUIS
Executed: 1999-09-02
SELF, RANDY
Executed: 1999-09-02
YARBROUGH, TOMMY W.
Executed: 1999-09-02
Assignee
PERMA-FIX ENVIRONMENTAL SERVICES, INC.
SUITE A, 1940 N.W. 67TH PLACE, GAINESVILLE, FLORIDA, 32653
Covered Property
(1)
Methods for Removing Selenium from a Waste Stream
Patent:
6,251,283 →
Application:
09/390,604 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Aug 25, 2003
From: PERMA-FIX ENVIRONMENTAL SERVICES, INC.; PERMA-FIX ENVIRONMENTAL SERVICES (A DELAWARE CORPORATION); SCHREIBER, YONLEY AND ASSOCIATES, INC. (A MISSOURI CORPORATION); PERMA-FIX TREATMENT SERVICES, INC. (AN OKLAHOMA CORPORATION)
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 014420/0524 →
Notice of Grant of Security Interest in Patents
Nov 15, 2011
From: PERMA-FIX ENVIRONMENTAL SERVICES, INC.
To: PNC BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 027229/0355 →