IP Library Assignment 015760/0062
Patent Assignment
Reel/Frame 015760/0062

Assignment of Assignor's Interest

Recorded: 2005-03-10 Pages: 3
Assignors
BLETSOS, IOANNIS V.
Executed: 2005-02-28
LEVIT, MIKHAIL R.
Executed: 2005-02-22
GUCKERT, JOSEPH ROBERT
Executed: 2005-02-18
ROBERTS, DAVID CARL
Executed: 2005-02-21
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Porous Fibrous Sheets of Nanofibers
Patent: 8,415,262 →
Application: 10/971,382 →
Publication: US 2005/0142973
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 25, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT SAFETY & CONSTRUCTION, INC.
Reel/Frame 049586/0001 →