IP Library Granted Patent US 6,166,142
Granted Patent Utility
US 6,166,142 · App. 09/234,735

Adhesive compositions based on blends of grafted metallocene catalyzed and polar ethylene copolymers

Inventors: David D. Zhang, I-Hwa Lee, Stephen Robert Tanny
Patented Case View Patent ↗
Granted: Dec 26, 2000 Filed: Jan 21, 1999
Inventors
David D. Zhang
I-Hwa Lee
Stephen Robert Tanny
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,166,142
App. No.
09/234,735
Filed
1999-01-21
Granted
2000-12-26
Kind
A