US3764291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of controlling algae with trichloroacrylonitrile
Assignee: Stauffer Chemical Co
•
Filing: 1972-07-17
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Granted: 1973-10-09
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Expires: 1992-07-17
Abstract
Abstract THIS INVENTION RELATES TO A METHOD OF CONTROLLING BACTERIA AND ALGAE BY APPLYING AN EFFECTIVE AMOUNT OF TRICHLOROACRYLONITRILE TO THE HABITAT THEREOF.
Inventors
- 👤 D Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:38
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/34
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) | 1976-10-08 | 1977-04-09 | 1977-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-08 | 1981-04-09 | 1981-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-08 | 1985-04-09 | 1985-10-09 | $7700.00 | Window Closed / Lapsed |