US3250771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-monocarbocyclic aryl-n-lower alkyl-2-pyrrolidine carboxylic acid, esters, amides and derivatives thereof
Assignee: Novartis Corp
•
Filing: 1964-12-10
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Granted: 1966-05-10
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Expires: 1984-12-10
Abstract
No abstract record available.
Inventors
- 👤 Leonard Frederick
- 👤 Gruenfeld Norbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:01
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/04; C07D207/08; C07D207/09; C07D207/10; C07D207/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF PYRROLIDINE DERIVATIVES OF THE FORMULA
Claim 2
Dependent Claim
13 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF PYRROLIDINE DERIVATIVES OF THE FORMULA
References Cited (Backward Citations)
US3164597A
Cited
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 |