Patent US3250678A successfully refreshed from Google Patents.
US3250678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analgesia producing benzazocines
Assignee: STWB Inc
•
Filing: 1963-01-16
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Granted: 1966-05-10
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Expires: 1983-01-16
Abstract
No abstract record available.
Inventors
- 👤 Archer Sydney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:47
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/12; C07D221/00; C07D221/02; C07D221/22; C07D221/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
THE PROCESS FOR PRODUCING ANALGESIA IN A HUMAN SUBJECT WHICH COMPRISES ADMINISTERING TO SAID HUMAN SUBJECT AN ANALEGESICALLY EFFECTIVE AMOUNT OF A 1,2,3,4,5,6HEXAHYDRO - 3 - (Z) - 6 - (R1) - 11 - (R2) - 8 - (R3- O - )2,6-METHANO-3-BENZAZOCINE HAVING THE FORMULA
Claim 2
Dependent Claim
45 words
THE PROCESS FOR PRODUCING ANALGESIA IN A HUMAN SUBJECT WHICH COMPRISES ADMINISTERING TO SAID HUMAN SUBJECT AN ANALEGESICALLY EFFECTIVE AMOUNT OF A 1,2,3,4,5,6HEXAHYDRO - 3 - (Z) - 6 - (R1) - 11 - (R2) - 8 - (R3- O - )2,6-METHANO-3-BENZAZOCINE HAVING 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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |