US3247053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibiting the growth of algae in water with nu-(2-aminoalkyl) alkylamine
Assignee: Commercial Solvents Corp
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Filing: 1964-03-02
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Granted: 1966-04-19
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Expires: 1984-03-02
Abstract
No abstract record available.
Inventors
- 👤 Edward B Hodge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:00
CPC Classifications
A; A01; A01N; A01N33/00; A01N33/02; A01N33/12; A01N33/04; A01N33/08; A01N37/00; A01N37/44; C; C02; C02F; C02F1/00; C02F1/50; A01N2300/00; C02F2103/00; C02F2103/02; C02F2103/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A PROCESS FOR INHIBITING THE GROWTH OF ALGAE IN WATER WHICH COMPRISES INTRODUCING INTO THE WATER IN CONTACT THEREWITH N-(2-AMINOALKYL) ALKYLAMINE, THE ALKYLAMINE RADICAL OF WHICH CONTAINS FROM ABOUT 8 TO 18 CARBON ATOMS AND THE 2-AMINOALKYL RADICAL OF WHICH CONTAINS UP TO ABOUT 8 CARBON ATOMS, IN AN AMOUNT EFFECTIVE TO INHIBIT THE GROWTH OF ALGAE.
Claim 2
Dependent Claim
57 words
A PROCESS FOR INHIBITING THE GROWTH OF ALGAE IN WATER WHICH COMPRISES INTRODUCING INTO THE WATER IN CONTACT THEREWITH N-(2-AMINOALKYL) ALKYLAMINE, THE ALKYLAMINE RADICAL OF WHICH CONTAINS FROM ABOUT 8 TO 18 CARBON ATOMS AND THE 2-AMINOALKYL RADICAL OF WHICH CONTAINS UP TO ABOUT 8 CARBON ATOMS, IN AN AMOUNT EFFECTIVE TO INHIBIT THE GROWTH OF ALGAE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |