Patent US3553328A successfully refreshed from Google Patents.
US3553328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable carbamate insecticide granules
Assignee: Chevron USA Inc
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Filing: 1967-02-28
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Granted: 1971-01-05
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Expires: 1987-02-28
Abstract
Abstract SHELF-STABLE GRANULAR INSECTICIDE FORMULATIONS CONTAINING M-ALKYLPHENYL-N-METHYLCARBAMATE SUCH AS M-AMYLPHENYL-N-METHYLCARBAMATE, AN ABSORBENT CLAY OR AMORPHOUS MINERAL SILICA WHICH HAVE PH''S OF LESS THAN ABOUT 7 MEASURED IN A 10 WT. PERCENT SLURRY AND CONTAIN LESS THAN ABOUT 8 WT. PERCENT WATER AND ABOUT 0.5 TO 5 WT. PERCENT ALIPHATIC CARBOXYLIC ACID HAVING A PKA OF AT LEAST ABOUT 4, ETHYLACETOACETATE, POLYOXY ALKYLENE PARTIAL EATER OF PHOSPHORIC ACID OR AN ALIPHATIC POLYOL HAVING 2 TO ABOUT 5 HYDROXYL GROUPS.
Inventors
- 👤 Theodore H Koundakjian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:23
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/12
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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |