Patent US3232839A successfully refreshed from Google Patents.
US3232839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
delta1, 4-16alpha-methyl steroids
Assignee: Bayer Pharma AG
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Filing: 1963-11-12
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Granted: 1966-02-01
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Expires: 1983-11-12
Abstract
No abstract record available.
Inventors
- 👤 Kieslich Klaus
- 👤 Raspe Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:37
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/57; A61K31/573; C; C07; C07J; C07J5/00; C07J75/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/843; Y10S435/911
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
30 words
THE METHOD OF TREATING AN EXTERNAL INFLAMMATORY CONDITION, WHICH COMPRISES TOPICALLY APPLYING TO A PATIENT HAVING SUCH A CONDITION IN THE AREA OF THE INFLAMMATION A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
US2876219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |