Patent US3362956A successfully refreshed from Google Patents.
US3362956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-[(heterocyclyl)-lower-alkyl]-4-substituted-piperazines
Assignee: STWB Inc
•
Filing: 1965-08-19
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Granted: 1968-01-09
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Expires: 1985-08-19
Abstract
No abstract record available.
Inventors
- 👤 Archer Sydney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:31
CPC Classifications
C; C07; C07D; C07D403/00; C07D403/02; C07D403/06; C07D209/00; C07D209/56; C07D209/58; C07D209/60; C07D215/00; C07D215/02; C07D215/16; C07D215/48; C07D215/54; C07D217/00; C07D217/12; C07D217/14; C07D231/00; C07D231/54; C07D231/56; C07D233/00; C07D233/54; C07D233/64; C07D235/00; C07D235/02; C07D235/04; C07D235/06; C07D235/14; C07D295/00; C07D295/04; C07D295/06; C07D295/073; C07D295/12; C07D295/125; C07D295/13; C07D295/14; C07D295/145; C07D295/15; C07D333/00; C07D333/50; C07D333/52; C07D333/54; C07D333/60; C07D471/00; C07D471/02; C07D471/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
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) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |