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Patent US3435117A successfully refreshed from Google Patents.
US3435117A
Expired / Lapsed
US
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Collagen fibril matrix pharmaceuticals
Assignee: Ethicon Inc
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Filing: 1966-03-09
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Granted: 1969-03-25
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Expires: 1986-03-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:20
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0087; A61K9/0095; A61K47/00; A61K47/30; A61K47/42; A61K9/0012; A61K9/0034; A61K9/0043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A STABLE HOMOGENEOUS AQUEOUS SUSPENSION OR OIL IN WATER EMULSION IN ORAL, NASAL, OR VAGINAL GEL DOSAGE FORM HAVING AN ACID PH AND (A) CONSISTING ESSENTIALLY OF AN EFFECTIVE DOSAGE AMOUNT OF A PHARMACEUTICALLY ACTIVE COMPOUND AND (B) AT LEAST 0.2 PERCENT BY WEIGHT OF ACID-SWOLLEN COLLAGEN FIBRILS DISPERSED THROUGHOUT THE CONTINUOUS AQUEOUS PHASE.
Claim 2
Dependent Claim
54 words
A STABLE HOMOGENEOUS AQUEOUS SUSPENSION OR OIL IN WATER EMULSION IN ORAL, NASAL, OR VAGINAL GEL DOSAGE FORM HAVING AN ACID PH AND (A) CONSISTING ESSENTIALLY OF AN EFFECTIVE DOSAGE AMOUNT OF A PHARMACEUTICALLY ACTIVE COMPOUND AND (B) AT LEAST 0.2 PERCENT BY WEIGHT OF ACID-SWOLLEN COLLAGEN FIBRILS DISPERSED THROUGHOUT THE CONTINUOUS AQUEOUS PHASE.
References Cited (Backward Citations)
US2887435A
Cited
US3016334A
Cited
US3073702A
Cited
US3123482A
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US3114593A
Cited
US3156620A
Cited
US3239420A
Cited
US3322632A
Cited
FR1411478A
Cited
BE671356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |