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:
Jan. 28, 1997
Filed:
Jul. 29, 1994
Applicant:
Inventors:
John A Greaves, Sheldahl, IA (US);
Norman P Cloud, Ames, IA (US);
Martin A Stoecker, Ames, IA (US);
Raymond Russotti, Hudson, NH (US);
Assignee:
Zenco (No. 4) Limited, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01G / ; A01H / ;
U.S. Cl.
CPC ...
47 58 ; 426419 ; 426465 ; 800200 ;
Abstract
The present invention relates to a method and instrument for the preparation of pollen and the development of a pollen bank for breeding purposes. More specifically, the invention relates to a method and instrument that permits pollen to be cryogenically stored in a viable state. Specifically, the present invention relates to a method of employing a heat or water or pressure related measurement to determine the readiness of the pollen for cryogenic storage.