The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 04, 1997
Filed:
Jun. 28, 1994
Applicant:
Inventors:
Wendy C Zimmerman, Watertown, MA (US);
Roberta L Farrell, Groton, MA (US);
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
C12N / ; D21C / ;
U.S. Cl.
CPC ...
4352541 ; 162D / ; 435277 ; 435278 ; 435911 ;
Abstract
This invention relates to fungi having particularly desirable overall properties for reducing the pitch content of pulpwoods and pulps, and to the preparation and use of such fungi. In particular, the present invention provides a biologically pure cultures of the fungus Ophiostoma piliferum which are characterized by not only growing white or colorless and by having good growth virulence, but which also exhibit exceptional pitch degradation properties.