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:
Sep. 20, 1994
Filed:
Feb. 17, 1993
Applicant:
Inventor:
Glenn W Johnson, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
3541731 ; 354212 ; 354217 ; 354218 ;
Abstract
A method of bypassing film that is inadvertently fogged in a pre-wind camera includes detecting the opening of the camera back, storing the frame number corresponding to the opening of the camera back, determining which frames are fogged, and bypassing these fogged frames during the normal operation of the camera. A camera in accordance with the invention also can take into consideration the ambient light level, the film speed, and the length of time the door was open, and then select the appropriate number of frames to be advanced from a look-up table in order to bypass the fogged frames.