Ophthalmic compositions

United States of America Patent

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Oct 19, 2004
Grant Date
Jan 29, 2004
app pub date
Jul 29, 2002
filing date
Jul 29, 2002

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Expired

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Abstract

An aqueous ophthalmic solution containing 0.2 to 2.5 percent by weight a polymeric demulcent, 0.045 to 0.065 percent by weight a calcium salt, and 0.14 to 1.4 percent by weight a phosphate salt. The solution has a viscosity of 20 to 150 centipoise and is buffered to a pH 5.5 to 8.5.

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Patent Owner(s)

Patent Owner	Address
AST PRODUCTS INC	9 LINNELL CIRCLE BILLERICA MA 01821
OPHTHALMIC RESEARCH ASSOCIATES INC	863 TURNPIKE STREET NORTH ANDOVER MA 01845

International Classification(s)

C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ousler, III George W	Andover, MA	3	25
Su, Shih-Horng	Westford, MA	27	394

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Ophthalmic compositions

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10207376

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PATENT NO	6806364
APP PUB NO	20040019130A1
SERIAL NO	10207376
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 19, 2004	US,6806364,B2 US6806364B2	GRANTED PATENT AS SECOND PUBLICATION
January 29, 2004	US,20040019130,A1 US20040019130A1	FIRST PUBLISHED PATENT APPLICATION

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10207376

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