INTRAGINGIVAL DELIVERY SYSTEMS FOR TREATMENT OF PERIODONTAL DISEASE - Patent 0489743

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EP 0 489 743 A1

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(43)	Date of publication:
	17.06.1992 Bulletin 1992/25

(21)	Application number: 90911129.0

(22)	Date of filing: 03.07.1990

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International Patent Classification (IPC):

A61K 6/ 00^{( . )}
A61K 9/ 22^{( . )}

A61K 9/ 00^{( . )}

(86)	International application number:
	PCT/US1990/003762

(87)	International publication number:
	WO 1992/000718 (23.01.1992 Gazette 1992/03)

(84)	Designated Contracting States:
	AT BE CH DE DK ES FR GB IT LI LU NL SE

(71)	Applicant: VIPONT PHARMACEUTICAL, INC.
	Fort Collins Colorado 80525 (US)

(72)	Inventors:
	DUNN, Richard, L. Fort Collins, CO 80525 (US) TIPTON, Arthur, J. Fort Collins, CO 80524 (US) HARKRADER, Ronald, J. Louisville, CO 80027 (US) ROGERS, Jack, A. Fort Collins, CO 80524 (US)

(74)	Representative: Hoffmeister, Helmut, Dr. Dipl.-Phys.
	Patentanwalt, Postbox 38 28 48021 Münster 48021 Münster (DE)

(54)	INTRAGINGIVAL DELIVERY SYSTEMS FOR TREATMENT OF PERIODONTAL DISEASE