Patent US3389685A successfully refreshed from Google Patents.
US3389685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fish culture by squawfish population eradication
Assignee: United States Department of the Interior
•
Filing: 1966-09-12
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Granted: 1968-06-25
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Expires: 1986-09-12
Abstract
No abstract record available.
Inventors
- 👤 Macphee Craig
- 👤 Ruelle Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:09
CPC Classifications
A; A01; A01K; A01K61/00; A01K61/10; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02A40/81
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A METHOD OF FISH CULTURE COMPRISING CONTROLLING THE SQUAWFISH POPULATION IN AN AQUEOUS HABITAT COMPRISING SQUAWFISH AND AT LEAST ONE MEMBER SELECTED FROM THE GROUP COMPRISING COHO SALMON, CHINOOK SALMON, STEELHEAD TROUT, RAINBOW TROUT, CUTTHROAT TROUT, CRAPPIES, PERCH, DACE, SUCKERS, SHINERS, CATFISH, AND SCULPIN, BY TREATING THE AQUEOUS HABITAT WITH 1,1''-METHYLENEDI-2-NAPHTHOL IN AN AMOUNT FROM ABOUT 0.004 TO 0.100 P.P.M. WHICH IS LETHAL TO THE SQUAWFISH BUT NOT LETHAL TO SAID SELECTED MEMBERS OF SAID GROUP.
Claim 2
Independent Claim
76 words
A METHOD OF FISH CULTURE COMPRISING CONTROLLING THE SQUAWFISH POPULATION IN AN AQUEOUS HABITAT COMPRISING SQUAWFISH AND AT LEAST ONE MEMBER SELECTED FROM THE GROUP COMPRISING COHO SALMON, CHINOOK SALMON, STEELHEAD TROUT, RAINBOW TROUT, CUTTHROAT TROUT, CRAPPIES, PERCH, DACE, SUCKERS, SHINERS, CATFISH, AND SCULPIN, BY TREATING THE AQUEOUS HABITAT WITH 1,1''-METHYLENEDI-2-NAPHTHOL IN AN AMOUNT FROM ABOUT 0.004 TO 0.100 P.P.M. WHICH IS LETHAL TO THE SQUAWFISH BUT NOT LETHAL TO SAID SELECTED MEMBERS OF SAID GROUP.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |