Patent US3234032A successfully refreshed from Google Patents.
US3234032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antifouling marine coating composition
Assignee: M&T Chemicals Inc
•
Filing: 1962-07-26
•
Granted: 1966-02-08
•
Expires: 1982-07-26
Abstract
No abstract record available.
Inventors
- 👤 John R Leebrick
- 👤 Ross Alexander
- 👤 Robert J Zedler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:45
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/16; C09D5/1606; C09D5/1612; C09D5/1625; C09D5/1631
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
THE METHOD FOR TREATING A SURFACE TO RENDER IT DURABLY RESISTANT TO FOULING WHICH COMPRISES APPLYING TO SAID SURFACE AN ANTI-FOULING MARINE COATING COMPOSITION CONTAINING A COMPOUND (R3SN)2S WHEREIN R IS A LOWER ALKYL RADICAL; SAID COMPOUND (R3SN)2S BEING PRESENT IN THE ANTI-FOULING AMOUNT 2.5-40% BY WEIGHT OF THE ANTIFOULING MARINE COATING COMPOSITION.
Claim 2
Independent Claim
53 words
THE METHOD FOR TREATING A SURFACE TO RENDER IT DURABLY RESISTANT TO FOULING WHICH COMPRISES APPLYING TO SAID SURFACE AN ANTI-FOULING MARINE COATING COMPOSITION CONTAINING A COMPOUND (R3SN)2S WHEREIN R IS A LOWER ALKYL RADICAL; SAID COMPOUND (R3SN)2S BEING PRESENT IN THE ANTI-FOULING AMOUNT 2.5-40% BY WEIGHT OF THE ANTIFOULING MARINE COATING COMPOSITION.
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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |