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. 06, 1984
Filed:
Jun. 16, 1981
Applicant:
Inventors:
Judith G Haber, Austin, TX (US);
Kenneth L Jeffries, Austin, TX (US);
Paul J Kilpatrick, Austin, TX (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364300 ; 364200 ;
Abstract
A mechanism allowing nested resource locks among a plurality of related programs is provided by means of a lock counter which is incremented and decremented as programs LOCK and UNLOCK a resource but the resource is not released until a count is zero. A separate LOCK counter is provided for each resource in the system.