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:
Dec. 15, 1998
Filed:
Sep. 29, 1995
Applicant:
Inventors:
Ture Kindt-Larsen, Holte, DK;
Jeffrey Longo, Jacksonville, FL (US);
Keith O'Brien, Jacksonville, FL (US);
James Jen, E. Jacksonville, FL (US);
Michael Widman, Jacksonville, FL (US);
Mehmet Burduroglu, Yenikoy Istanbul, TR;
Robert LaBelle, Jacksonville, FL (US);
Assignee:
Johnson & Johnson Vision Products, Inc., Jacksonville, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B28B / ; B29C / ;
U.S. Cl.
CPC ...
249134 ; 425175 ; 425808 ;
Abstract
The present invention is directed to a composition of polystyrene or polypropylene with at least 0.5% (w/w)of an additive or wetting agent, the article of manufacture comprised thereof, such as a mold for making contact lenses and the mold assembly containing said mold, and the use of such mold so to minimize defects, such as holes, puddles, chips and tears in the lens.