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:
Oct. 13, 1987
Filed:
Mar. 28, 1985
Applicant:
Inventors:
Hisashi Shiraishi, Minami-ashigara, JP;
Mineo Suyefuji, Minami-ashigara, JP;
Masashi Kato, Minami-ashigara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B32B / ;
U.S. Cl.
CPC ...
156242 ; 156246 ; 156267 ; 156500 ; 156501 ; 156510 ; 264212 ; 2041801 ; 2041802 ; 2041804 ; 2041811 ;
Abstract
A process of manufacturing an element for electrophotresis which comprises steps of: sticking a spacer continuously to both side portions of a support web which is rolled back continuously from the rolled condition; casting on said support a solution for forming a medium membrane for electrophoresis; subjecting the support to hardening treatment to form a medium membrane; cutting off a portion of the medium membrane and support web; and sticking a cover sheet onto the medium membrane. An apparatus advantageously employable for performing the above process is disclosed.