Patent US3240799A successfully refreshed from Google Patents.
US3240799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-disubstituted amino amic acids
Assignee: Uniroyal Inc
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Filing: 1963-02-15
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Granted: 1966-03-15
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Expires: 1983-02-15
Abstract
No abstract record available.
Inventors
- 👤 Howard A Hageman
- 👤 Winchester L Hubbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:58
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/22; C07D295/28; C07C; C07C243/00; C07C243/24; C07D295/04; C07D295/12; C07D295/125; C07D295/13; C07D295/14; C07D295/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A COMPOUND SELECTING FROM THE GROUP CONSISTING OF N-DISUBSTITUTED AMINO AMIC ACIDS, IN WHICH THE DISUBSTITUTED AMINO RADICAL IS SELECTED FROM THE GROUP CONSISTING OF DIALKYLAMINO IN WHICH EACH ALKYL GROUP HAS 1-12 CARBON ATOMS, 1-PYRROLIDY. 1-PIPERIDYL AND 4-MORPHOLINYL, AND THE AMIC ACID IS SELECTED FROM THE GROUP CONSISTING OF MALEAMIC ACID, ALPHA-ALKYLMALEAMIC ACID IN WHICH THE ALKYL GROUP HAS 1 TO 8 CARBON ATOMS, SUCCINAMIC ACID, ALPHA-ALKYLSUCCINAMIC ACID IN WHICH THE ALKYL GROUP HAS 1 TO 12 CARBON ATOMS, ALPHA-ALKENYLSUCCINAMIC ACID IN WHICH THE ALKENYL GROUP HAS 3 TO 12 CARBONS ATOMS, ALPHA-ARYLSUCCINAMIC ACID IN WHICH THE ARYL GROUP IS SELECTED FROM PHENYL, TOLYL AND NAPHTHYL, ALPHA-ACETOXYSUCCINAMIC ACID, ALPHA-ALKYLTHIOSUCCINAMIC ACID IN WHICH THE ALKYL GROUP HAS 1 TO 12 CARBON ATOMS, AND ALPHAARYLTHIOSUCCINAMIC ACID IN WHICH THE ARYL GROUP IS SELECTED FROM PHENYL, TOLYL AND NAPHTHYL, AND THE ALKALI METAL, AMMONIUM AND AMINE SALTS, THE ALKYL ESTERS IN WHICH THE ALKYL GROUP HAS 1 TO 12 CARBON ATOMS, THE ALLYL ESTERS, AND THE METHALLYL ESTERS OF SAID N-DISUBSTITUTED AMINO AMIC ACIDS.
Claim 2
Dependent Claim
172 words
A COMPOUND SELECTING FROM THE GROUP CONSISTING OF N-DISUBSTITUTED AMINO AMIC ACIDS, IN WHICH THE DISUBSTITUTED AMINO RADICAL IS SELECTED FROM THE GROUP CONSISTING OF DIALKYLAMINO IN WHICH EACH ALKYL GROUP HAS 1-12 CARBON ATOMS, 1-PYRROLIDY. 1-PIPERIDYL AND 4-MORPHOLINYL, AND THE AMIC ACID IS SELECTED FROM THE GROUP CONSISTING OF MALEAMIC ACID, ALPHA-ALKYLMALEAMIC ACID IN WHICH THE ALKYL GROUP HAS 1 TO 8 CARBON ATOMS, SUCCINAMIC ACID, ALPHA-ALKYLSUCCINAMIC ACID IN WHICH THE ALKYL GROUP HAS 1 TO 12 CARBON ATOMS, ALPHA-ALKENYLSUCCINAMIC ACID IN WHICH THE ALKENYL GROUP HAS 3 TO 12 CARBONS ATOMS, ALPHA-ARYLSUCCINAMIC ACID IN WHICH THE ARYL GROUP IS SELECTED FROM PHENYL, TOLYL AND NAPHTHYL, ALPHA-ACETOXYSUCCINAMIC ACID, ALPHA-ALKYLTHIOSUCCINAMIC ACID IN WHICH THE ALKYL GROUP HAS 1 TO 12 CARBON ATOMS, AND ALPHAARYLTHIOSUCCINAMIC ACID IN WHICH THE ARYL GROUP IS SELECTED FROM PHENYL, TOLYL AND NAPHTHYL, AND THE ALKALI METAL, AMMONIUM AND AMINE SALTS, THE ALKYL ESTERS IN WHICH THE ALKYL GROUP HAS 1 TO 12 CARBON ATOMS, THE ALLYL ESTERS, AND THE METHALLYL ESTERS OF SAID N-DISUBSTITUTED AMINO AMIC ACIDS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |