IP Library Granted Patent US 6,492,469
Granted Patent Utility
US 6,492,469 · App. 10/106,265

Increased throughput in the manufacture of anionic polymers by reduction in polymers by reduction in polymer cement viscosity through the addition of metal alkyls

Inventors: Carl L. Willis, Robert C. Bening, Peter Taylor Murany, Steven Jon Weddle, Dale L. Handlin, Jr.
Patented Case View Patent ↗
Granted: Dec 10, 2002 Filed: Mar 26, 2002
Inventors
Carl L. Willis
Robert C. Bening
Peter Taylor Murany
Steven Jon Weddle
Dale L. Handlin, Jr.
Assignee (at issue)
KRATON POLYMERS LLC

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 6,492,469
App. No.
10/106,265
Filed
2002-03-26
Granted
2002-12-10
Kind
B2