Patent DE409153C successfully refreshed from Google Patents.
Patent US2525155A successfully refreshed from Google Patents.
US2525155A
Expired / Lapsed
US
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Compositions for inhibiting fouling
Assignee: Sherwin Williams Co
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Filing: 1948-02-26
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Granted: 1950-10-10
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Expires: 1968-02-26
Abstract
No abstract record available.
Inventors
- 👤 Thynne Arthur William Frank
- 👤 Booth Ernest
- 👤 Richard H Buckle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:35
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/16; Y; Y10; Y10S; Y10S260/00; Y10S260/47
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
AN ANTI-FOULING COMPOSITION COMPRISING A PLASTICIZED THERMOPLASTIC RESINOUS MATERIAL CONTAINING NO SUBSTANTIAL QUANTITY OF COMBINED OIL AND CAPABLE OF SETTING, INDEPENDENTLY OF OXIDATION, TO A FILM, TACK-FREE AT ORDINARILY TEMPERATURES, AND FROM ABOUT 1% TO ABOUT 30% BY WEIGHT OF AT LEAST ONE TOXIC SUBSTANCE OF THE GROUP CONSISTING OF N-PROPYL AND N-BUTYL MERCURIC HALIDE. SAID AT LEAST ONE TOXIC SUBSTANCE BEING DISPERSED IN SAID RESINOUS MATERIAL.
Claim 2
Dependent Claim
67 words
AN ANTI-FOULING COMPOSITION COMPRISING A PLASTICIZED THERMOPLASTIC RESINOUS MATERIAL CONTAINING NO SUBSTANTIAL QUANTITY OF COMBINED OIL AND CAPABLE OF SETTING, INDEPENDENTLY OF OXIDATION, TO A FILM, TACK-FREE AT ORDINARILY TEMPERATURES, AND FROM ABOUT 1% TO ABOUT 30% BY WEIGHT OF AT LEAST ONE TOXIC SUBSTANCE OF THE GROUP CONSISTING OF N-PROPYL AND N-BUTYL MERCURIC HALIDE. SAID AT LEAST ONE TOXIC SUBSTANCE BEING DISPERSED IN SAID RESINOUS MATERIAL.
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) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |