US3382060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dialkyl and diphenyl esters of aryloxyacetyl-phosphonic acid as herbicides
Assignee: Chemagro Corp
•
Filing: 1964-11-18
•
Granted: 1968-05-07
•
Expires: 1984-11-18
Abstract
No abstract record available.
Inventors
- 👤 Delta W Gier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:20
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/4003; C07F9/4062; C07F9/4065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2491920A
Cited
US2956919A
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US2900296A
Cited
US2924553A
Cited
US2927014A
Cited
US3070490A
Cited
US3089892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |