Patent US2914443A successfully refreshed from Google Patents.
US2914443A
Expired / Lapsed
US
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Ointment
Assignee: Abbott Laboratories
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Filing: 1958-03-31
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Granted: 1959-11-24
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Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Matthew J Lynch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:27
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0014
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
48 words
AN OINTMENT COMPRISING A MEDICAMENT ADMIXED WITH AN OINTMENT BASE WHICH COMPRISES A MAJOR PROPORTION OF AN OIL, FROM 0.1% TO 10% BY WEIGHT OF AN ALKYL SUBSTITUTED AMMONIUM BENTONITE GEL FORMING AGENT AND AT LEAST ABOUT 2% BY WEIGHT OF A MINERAL OIL SOLUBLE POLYOXYETHYLENE SORBITAN MONOOLEAATE.
References Cited (Backward Citations)
US2531427A
Cited
US2634244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |