Patent US2292625A successfully refreshed from Google Patents.
Patent US2865927A successfully refreshed from Google Patents.
US2865927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-alkoxy-2-imidazolines and method of making same
Assignee: Janssen Pharmaceuticals Inc
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Filing: 1957-06-25
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Granted: 1958-12-23
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Expires: 1977-06-25
Abstract
No abstract record available.
Inventors
- 👤 Cornelius K Cain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:57
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/28; C07D233/30; C07D233/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
2-IMIDAZOLINE COMPOUNDS SELECTED FROM THE CLASS CONSISTING OF 2-ALKOXY-2-IMIDAZ3LINES WHERE THE ALKOXY RADICAL CONTAINS FROM 1 TO 8 CARBON ATOMS AND THE ACID ADDITION SALTS THEREOF.
Claim 2
Dependent Claim
26 words
2-IMIDAZOLINE COMPOUNDS SELECTED FROM THE CLASS CONSISTING OF 2-ALKOXY-2-IMIDAZ3LINES WHERE THE ALKOXY RADICAL CONTAINS FROM 1 TO 8 CARBON ATOMS AND THE ACID ADDITION SALTS THEREOF.
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) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |