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:
Aug. 24, 1976
Filed:
Oct. 15, 1974
Applicant:
Inventors:
James Jack, Mistley, EN;
Derek Cory Gray, Colchester, EN;
Assignee:
Bakelite Xylonite Limited, London, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D / ; B29C / ;
U.S. Cl.
CPC ...
425 71 ; 264 95 ;
Abstract
Apparatus for use in the production of a tube of organic thermoplastic polymeric material wherein the peripheral portions of the calibrating disc assembly and the seal that contact the wall of the tube comprises a liquid absorbent material; and a method of producing the above tube.