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. 03, 1995
Filed:
Dec. 22, 1994
Applicant:
Inventors:
Aurelio Oreglia, Como, IT;
Paolo Vietto, Legnano, IT;
Assignee:
W. R. Grace & Co.-Conn., Duncan, SC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D / ; B32B / ; D04H / ;
U.S. Cl.
CPC ...
428 361 ; 428 362 ; 428 366 ; 428 359 ; 428286 ; 428287 ; 428290 ; 428296 ; 428340 ; 428518 ; 428520 ; 428216 ; 428 36 ;
Abstract
The invention provides a sheet material which comprises a non-woven plastics film and bonded thereto without an adhesive, a barrier film; the sheet material is especially useful for the production of ostomy bags.