IP Library Granted Patent US 5,853,537
Granted Patent Utility
US 5,853,537 · App. 08/465,638

Process for treating pulpwoods and pulps with a pitch degrading fungus of the genus Ophiostoma

Inventors: Robert A. Blanchette, Roberta L. Farrell, Yitzhak Hadar, Johnnie E. Merritt, II, Robert A. Snyder, Philip A. Wendler, Wendy Zimmerman
Patented Case View Patent ↗
Granted: Dec 29, 1998 Filed: Jun 5, 1995
Inventors
Robert A. Blanchette
Roberta L. Farrell
Yitzhak Hadar
Johnnie E. Merritt, II
Robert A. Snyder
Philip A. Wendler
Wendy Zimmerman
Assignee (at issue)
Clariant Finance (BVI) Limited

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.

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Quick Facts
Patent No.
US 5,853,537
App. No.
08/465,638
Filed
1995-06-05
Granted
1998-12-29
Kind
A