Patent US3068236A successfully refreshed from Google Patents.
US3068236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-(2-imino-2-phenylethyl)amines and a process for their preparation
Assignee: Olin Corp
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Filing: 1960-10-17
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Granted: 1962-12-11
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Expires: 1980-10-17
Abstract
No abstract record available.
Inventors
- 👤 Krapcho John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:49
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/12; C07D295/125
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
13 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS OF THE FOLLOWING FORMULA
Claim 2
Dependent Claim
13 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS OF THE FOLLOWING FORMULA
Claim 3
Dependent Claim
18 words
A PROCESS FOR THE PREPARATION OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA
Claim 4
Dependent Claim
18 words
A PROCESS FOR THE PREPARATION OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA
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) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |