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:
Apr. 09, 2013
Filed:
Oct. 13, 2009
Applicants:
David T. Davis, Bethlehem, PA (US);
Edward A. Gilchrest, Jr., Oxford, CT (US);
Matthew L. Prancuk, Brookfield, CT (US);
Inventors:
David T. Davis, Bethlehem, PA (US);
Edward A. Gilchrest, Jr., Oxford, CT (US);
Matthew L. Prancuk, Brookfield, CT (US);
Assignee:
Woodlark Circle, Inc., Bethlehem, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47C 27/10 (2006.01); A47C 16/00 (2006.01); A47B 7/00 (2006.01); F16K 15/00 (2006.01); F16K 17/00 (2006.01); F16K 21/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pneumatic lift including inflatable mattresses stacked one atop another and arranged in air flow communication with one another, but with each being independently deflatable.