US3134808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polychlorophenylacetic acid containing an alpha chloro-substituent
Assignee: Hooker Chemical Corp
•
Filing: 1959-03-09
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Granted: 1964-05-26
•
Expires: 1979-03-09
Abstract
No abstract record available.
Inventors
- 👤 Edward D Weil
- 👤 Dorfman Edwin
- 👤 Linder Jerome
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:33
CPC Classifications
C; C07; C07C; C07C57/00; C07C57/52; C07C57/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A COMPOSITON SELECTED FROM THE GROUP CONSISTING OF 2,3,4,A-TETRACHLOROPHENYLACETIC ACID; 2,3,6,A-TETRACHLOROPHENYLACETIC ACID; 2,4,5,A-TETRACHLOROPHENYLACETIC ACID; 2,4,5,A,A-PENTACHLOROPHENYLACETIC ACID; THE ALKALI METAL SALTS; THE ALKALINE EARTH METAL SALTS; THE AMMONIUM SALTS; AND THE AMIDES OF SAID ACIDS.
Claim 2
Dependent Claim
34 words
A COMPOSITON SELECTED FROM THE GROUP CONSISTING OF 2,3,4,A-TETRACHLOROPHENYLACETIC ACID; 2,3,6,A-TETRACHLOROPHENYLACETIC ACID; 2,4,5,A-TETRACHLOROPHENYLACETIC ACID; 2,4,5,A,A-PENTACHLOROPHENYLACETIC ACID; THE ALKALI METAL SALTS; THE ALKALINE EARTH METAL SALTS; THE AMMONIUM SALTS; AND THE AMIDES OF SAID ACIDS.
References Cited (Backward Citations)
US2695840A
Cited
US2290401A
Cited
GB573664A
Cited
GB661499A
Cited
US2551674A
Cited
US2705195A
Cited
US2708624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |