Patent Assignment
Reel/Frame 005511/0733
Assignment of Assignors Interest.
Recorded: 1990-11-07
Pages: 2
Assignor
SCHWARTZ, JO-ANN T.
Executed: 1990-09-25
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
A CORP. OF DE, WILMINGTON, DELAWARE
Covered Property
(1)
Silica Microspheres, Method of Improving Attrition Resistance
Patent:
5,128,114 →
Application:
07/587,879 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 5, 1997
From: E.I. DU PONT DE NEMOURS & CO.
To: BIO-TECHNICAL RESOURCES L.P.
Reel/Frame 008639/0080 →
Assignment of Assignor's Interest
Sep 2, 1997
From: BIO-TECHNICAL RESOURCES L.P.
To: FLEET CAPITAL CORPORATION, AS AGENT
Reel/Frame 008698/0477 →
Assignment of Assignor's Interest
Jun 15, 2000
From: HEWLETT-PACKARD COMPANY, A DELAWARE CORPORATION
To: AGILENT TECHNOLOGIES INC.
Reel/Frame 010901/0336 →