US3116311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aminonitriles and process for their preparation
Assignee: Delmar Chemicals Inc
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Filing: 1959-09-24
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Granted: 1963-12-31
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Expires: 1979-09-24
Abstract
No abstract record available.
Inventors
- 👤 Klosa Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:16
CPC Classifications
C; C07; C07C; C07C255/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALPHA-PHENYL-ALPHA-N-(1-PHENYLISOPROPYL)-AMINOACETONITRILE, ALPHA-(P-METHOXYPHENYL)-ALPHA-N-(1-PHENYLISORPORPYL)AMINO-ACETONITIRILE, ALPHA-(P-CHLOROPHENYL)-ALPH-N-(1-PHENYLISOPROPYL)AMINO-ACETONITRILE, ALPH-PHENYL-ALPHA-N-(1-PHENYLISOPROPYL)-METHYLAMINOACETONITIRLE, AND THE ADDITION SALTS THEREOF WITH PHARMACEUTICALLY ACCEPTABLE ACIDS.
Claim 2
Dependent Claim
21 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALPHA-PHENYL-ALPHA-N-(1-PHENYLISOPROPYL)-AMINOACETONITRILE, ALPHA-(P-METHOXYPHENYL)-ALPHA-N-(1-PHENYLISORPORPYL)AMINO-ACETONITIRILE, ALPHA-(P-CHLOROPHENYL)-ALPH-N-(1-PHENYLISOPROPYL)AMINO-ACETONITRILE, ALPH-PHENYL-ALPHA-N-(1-PHENYLISOPROPYL)-METHYLAMINOACETONITIRLE, AND THE ADDITION SALTS THEREOF WITH PHARMACEUTICALLY ACCEPTABLE ACIDS.
References Cited (Backward Citations)
DE157909C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |