Patent US3329680A successfully refreshed from Google Patents.
US3329680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenylpiperazinoethyl-indazoles
Assignee: Sandoz AG
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Filing: 1965-03-23
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Granted: 1967-07-04
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Expires: 1985-03-23
Abstract
No abstract record available.
Inventors
- 👤 Hofmann Albert
- 👤 Troxler Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:23
CPC Classifications
C; C07; C07J; C07J73/00; C07J73/001; C07J73/003; C07D; C07D231/00; C07D231/54; C07D231/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
13 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |