Patent Assignment
Reel/Frame 006449/0288
Assignment of Assignors Interest.
Recorded: 1993-03-09
Pages: 6
Assignors
GRUBBS, ROBERT HOWARD
Executed: 1992-09-02
JOHNSON, LYNDA KAYE
Executed: 1992-09-22
NGUYEN, SONBINH THEBAO
Executed: 1992-09-02
GAGNE, MICHEL RENE
Executed: 1992-09-02
FELDMAN, JERALD
Executed: 1992-09-14
Assignees
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL-PATENTS, 1007 MARKET STREET, WILMINGTON, DELAWARE, 19898
CALIFORNIA INSTITUTE OF TECHNOLOGY
PASADENA, CALIFORNIA, 1007 MARKET STREET, WILMINGTON, DELAWARE, 19898
Covered Property
(1)
Ruthenium and Osmium Metal Carbene Complexes for Olefin Metathesis Polymerization
Patent:
5,312,940 →
Application:
07/863,606 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 31, 1992
From: GRUBBS, ROBERT HOWARD; FELDMAN, JERALD; NGUYEN, SONBINH THEBAO; GAGNE, MICHEL RENE
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 006385/0691 →
Corrective Assignment to Delete Name of Assignee as Previously Recorded on Reel 6449 Frame 0288
Sep 15, 1993
From: GRUBBS, ROBERT HOWARD; JOHNSON, LYNDA KAYE; NGUYEN, SONBINH THEBAO
To: CALIFORNIA INSTITUTE OF TECHNOLOGY
Reel/Frame 006779/0305 →
Corrective Assignment to Delete the Name of the Assignee, E. I. Dupont De Nemours and Company Recorded on Reel 6449 Frame 0288
Nov 16, 1993
From: GRUBBS, ROBERT H.; JOHNSON, LYNDA K.; NGUYEN, SONBINH T.
To: CALIFORNIA INSTITUTE OF TECHNOLOGY
Reel/Frame 006737/0008 →
Licence Agreement
Jan 4, 2002
From: ADVANCED POLYMER TECHNOLOGIES, INC.
To: ABELL, NELSON D., III
Reel/Frame 012454/0597 →
Technology License Agreement
Mar 13, 2002
From: ADVANCED POLYMER TECHNOLOGIES, INC.
To: APT AEROSPACE, LLC
Reel/Frame 012762/0589 →
Security Interest
Jun 13, 2003
From: CYMETECH, L.L.C.
To: STERLING JA, L.C.
Reel/Frame 014201/0543 →
Assignment of Assignor's Interest
Oct 14, 2005
From: CYMETECH, LLC
To: MATERIA, INC.
Reel/Frame 016641/0196 →