Pharmaceutical composition for periodontal diseases

Patent 4981693 Issued on January 1, 1991. Estimated Expiration Date:

September 29, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

Smooth dental cream
Patent #: 4426373
Issued on: 01/17/1984
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Cosmetic preparation for teeth
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Patent #: 4661341
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Patent #: 4663152
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Oral pack retention system
Patent #: 4681544
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Inventor: Anthony

Composition stably containing minocycline for treating periodontal diseases
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Packaged dental cream
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Inventors

Assignee

Rohto Pharmaceutical Co., Ltd.

Application

No. 414598 filed on 09/29/1989

US Classes:

514/772.1, Aftertreated solid synthetic organic polymer (e.g., grafting, blocking, etc.)424/443, Web, sheet or filament bases; compositions of bandages; or dressings with incorporated medicaments514/772.2, Polyvinyl alcohol514/772.4, Polymer from ethylenic monomers only514/781, Cellulose or derivative514/900, Periodontitis514/902, Gingival514/953, SHAPED FORMS ADAPTED FOR NONINGESTIBLE USE OTHER THAN SUPPOSITORY TYPE (E.G., FILMS, INSERTS, ETC.)514/969OINTMENT OR SALVE BASE

Examiners

Primary: Rose, Shep K.

Attorney, Agent or Firm

Robbins & laramie

Foreign Patent References

184389 EP 06/13/1986
2404257 DE 08/13/1975
2109237 GB 06/13/1983

International Classes

A61K 009/06
A61K 009/70
A61K 031/78

Foreign Application Priority Data

1986-05-25 JP

Abstract

A pharmaceutical composition for treating periodontal diseases which comprises one or more of therapeutically active ingredients admixed with a polymer capable of dissolving in an aqueous medium of pH 4.0 or higher.