US2970923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preventing marine growth, and antifouling compositions useful for said method
Assignee: Bayer Pharma AG
•
Filing: 1958-07-24
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Granted: 1961-02-07
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Expires: 1978-07-24
Abstract
No abstract record available.
Inventors
- 👤 Sparmann Heinz Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:17
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/16; C09D5/1606; C09D5/1612; C09D5/1625; C09D5/1631; G; G01; G01R; G01R27/00; G01R27/02; G01R27/08; G01R27/10; G01R27/12; Y; Y10; Y10S; Y10S428/00; Y10S428/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
ANITFOULING MARINE PAINT COMPOSITION CONSISTING ESSENTIALLY OF VARNISH, PIGMENT AND AS ANTIFOULING AGENT, TRIPHENYL TIN CHLORIDE INTIMATELY AND UNIFORMLY DISTRIBUTED THROUGHOUT THE PAINT VEHICLE.
Claim 2
Dependent Claim
24 words
ANITFOULING MARINE PAINT COMPOSITION CONSISTING ESSENTIALLY OF VARNISH, PIGMENT AND AS ANTIFOULING AGENT, TRIPHENYL TIN CHLORIDE INTIMATELY AND UNIFORMLY DISTRIBUTED THROUGHOUT THE PAINT VEHICLE.
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) | 1964-02-07 | 1964-08-08 | 1965-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-07 | 1968-08-08 | 1969-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-07 | 1972-08-08 | 1973-02-07 | $7700.00 | Window Closed / Lapsed |