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:
Jun. 28, 1994
Filed:
Aug. 11, 1992
Applicant:
Inventors:
Assignee:
Konica Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; G03C / ;
U.S. Cl.
CPC ...
428-2 ; 428218 ; 428220 ; 428535 ; 430 49 ; 430 96 ;
Abstract
A core for photographic light-sensitive material use made of wooden source material which can be recycled or decomposed in natural environment is disclosed. The core center is made of paper covered with a buffer layer made of 100% wooden pulp having a density of not more than 0.1 g/cm.sup.3. The buffer layer is covered with a reinforcing sheet made of paper with a tensile strength of 0.3 kg/15 mm width or more.
Quick Actions:
Tamura, Junichi. (1994). Core for photographic light-sensitive material (U.S. Patent No. 5324554). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5324554
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile