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Patent US3413326A successfully refreshed from Google Patents.
US3413326A
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US
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Addition compounds of amino acids and hydrofluoric acid or soluble fluorides,and method of preparing the same
Assignee: Gaba Schweiz AG
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Filing: 1966-06-09
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Granted: 1968-11-26
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Expires: 1986-06-09
Abstract
No abstract record available.
Inventors
- 👤 Hans Schmid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:09
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/44; A61K8/69; A61Q; A61Q11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1634221A
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US1976997A
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US2267971A
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US2477149A
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US2525902A
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USRE23344E
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US2579283A
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US2749213A
Cited
US3175951A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |