Patent US2843522A successfully refreshed from Google Patents.
US2843522A
Expired / Lapsed
US
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Peri-anal ointment
Assignee: STWB Inc
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Filing: 1953-11-17
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Granted: 1958-07-15
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Expires: 1973-11-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Mahon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:27
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0031
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A WATER REPELLENT PERI-ANAL OINTMENT COMPRISING ABOUT 50 PERCENT BY WEIGHT PETROLATUM, FROM ABOUT 0.05 TO 0.2 PERCENT BY WEIGHT PARA DI-ISOBUTYL CRESOXY ETHYL DIMETHYL BENZYL AMMONIUM CHLORIDE AND FROM ABOUT 2 TO 10 PERCENT BY WEIGHT CALCIUM CASEINATE.
Claim 2
Dependent Claim
39 words
A WATER REPELLENT PERI-ANAL OINTMENT COMPRISING ABOUT 50 PERCENT BY WEIGHT PETROLATUM, FROM ABOUT 0.05 TO 0.2 PERCENT BY WEIGHT PARA DI-ISOBUTYL CRESOXY ETHYL DIMETHYL BENZYL AMMONIUM CHLORIDE AND FROM ABOUT 2 TO 10 PERCENT BY WEIGHT CALCIUM CASEINATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |