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:
Jul. 13, 1999
Filed:
Oct. 08, 1992
Dale Grove, Billerica, MA (US);
Other;
Abstract
Method and apparatus for forming an article having a prescribed volume and mass from a molten plasticized resin using an injection molding machine by (a) forming an oversized mold cavity with respect to an opposing pair of relatively movable mold members between which the article is formed; (b) injecting into the oversized mold cavity a volume of plasticized resin exceeding the prescribed volume of the article and having a mass at least equal to the prescribed mass of the article; (c) applying force to the mold members to reduce the volume of the cavity and pressurize the plasticized resin therein simultaneously with the injection of resin.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile