US2884356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fish toxicant compositions and method of using them
Assignee: S B Penick & Co
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Filing: 1956-03-07
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Granted: 1959-04-28
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Expires: 1976-03-07
Abstract
No abstract record available.
Inventors
- 👤 Donald F Starr
- 👤 Douglas R Calsetta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:22
CPC Classifications
A; A01; A01N; A01N65/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
A FISH TOXICANT COMPOSITION WHICH ON APPLICATION TO THE SURFACE OF A BODY OF WATER FORMS A VOLUMINOUS EMULSION WHICH SINKS RAPIDLY, HAVING AS TOXICANT INGREDIENTS A ROTENONE-CONTAINING PLANT MFATERIAL AND DIPROPYL, 6,7 - METHYLENEDIOXY - 3 -METHYL - 1,2,3,4 - TETRAHYDRONAPHTHALENE, 1,2-DICARBOXYLATE; A SOLVENT FOR SAID TOXICANTS AND AN EMULSIFYING AGENT; SAID TOXICANTS BEING PRESENT IN THE RATIOS BETWEEN 2:1 TO 1:4 RESPECTIVELY, AND THE SPECIFIC GRAVITY OF THE MIXTURE BEING IN THE RANGE FROM 0.96 TO 1.05.
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) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |