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. 27, 1987
Filed:
Jun. 03, 1985
Applicant:
Inventor:
William Hudspeth, Norwell, MA (US);
Assignee:
Polaroid Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G02B / ;
U.S. Cl.
CPC ...
354295 ; 350318 ;
Abstract
The present invention is directed to an optical accessory for use with photographic apparatus. The accessory is releaseably coupled to the lens system and can releaseably support a plurality of optical elements in relation to the lens system.