US3557209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenoxyacetamides
Assignee: Velsicol Chemical LLC
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Filing: 1967-10-18
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Granted: 1971-01-19
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Expires: 1987-10-18
Abstract
Abstract A COMPOUND OF THE FORMULA: (2-CH3-PHENYL)-O-CH2-CO-N(-R1)-R2 WHEREIN R1 IS SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL, LOWER ALKENYL, LOWER ALKYNYL, HALOALKYL, HALOALKENYL, HYDROXYALKYL, CARBOXYALKYL, LOWER AKOXYALKYL AND CYANOALKYL; AND R2 IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, LOWER ALKYL, LOWER ALKENYL, LOWER ALKYNYL, HALOALKYL, HALOALKENYL, HYDROXYALKYL, CARBOXYALKYL, LOWER ALKOXYALKYL AND CYANOALKYL.
Inventors
- 👤 Sidney B Richter
- 👤 Jordan P Berliner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:09
CPC Classifications
A; A01; A01N; A01N39/00; A01N39/02; A01N39/04; C; C07; C07C; C07C233/00
Claims Analysis
Total Claims: 0
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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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |