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. 24, 1990
Filed:
May. 16, 1988
Applicant:
Inventors:
Dale P DeVore, Chelmsford, MA (US);
David A Swann, Lexington, MA (US);
Bernard P Sullivan, Andover, MA (US);
Assignee:
MedChem Products, Inc., Acton, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
514 54 ; 514912 ; 514 55 ;
Abstract
Solutions of sodium hyaluronate in physiological saline with a kinematic viscosity of from 45,000 to 64,000 cSt. are found to effect a smaller increase in post-operative intra-ocular pressure following use as an aid in opthalmological surgery, when the weight average molecular weight of the hyaluronate is within the range of from 1 to 2 million Daltons.