US2513173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
4, 4-diphenyl-6-morpholino-heptanone-3 and acid salts thereof
Assignee: Glaxo Laboratories Ltd
•
Filing: 1948-02-16
•
Granted: 1950-06-27
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Expires: 1968-02-16
Abstract
No abstract record available.
Inventors
- 👤 Hems Benjamin Arthur
- 👤 Elks Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:06
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/10; C07D295/104; C07C; C07C45/00; C07C45/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
WATER-SOLUBLE ACID ADDITION SALTS OF 4,4DIPHENYL-6-MORPHOLINO-HEPTAN-3-ONE.
Claim 2
Dependent Claim
6 words
WATER-SOLUBLE ACID ADDITION SALTS OF 4,4DIPHENYL-6-MORPHOLINO-HEPTAN-3-ONE.
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) | 1953-06-26 | 1953-12-26 | 1954-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-26 | 1957-12-26 | 1958-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-26 | 1961-12-26 | 1962-06-27 | $7700.00 | Window Closed / Lapsed |