US3081175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protection of structures in sea water
Assignee: FA Hughes and Co Ltd
•
Filing: 1958-12-17
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Granted: 1963-03-12
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Expires: 1978-12-17
Abstract
No abstract record available.
Inventors
- 👤 Waite William Godfrey
- 👤 William F Higgins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:06
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/16; C09D5/1687; B; B41; B41J; B41J11/00; B41J11/36; B41J11/42; B41J11/44; B63; B63B; B63B59/00; B63B59/04; C23; C23F; C23F2213/00; C23F2213/30; C23F2213/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A COMPOSITION FOR THE REDUCTION OF THE MARINE FOULING OF METAL STRUCTURES IMMERSED IN SEAWATER CONSISTING OF A LIQUID PARAFFIN HYDROCARBON TOGETHER WITH
Claim 2
Dependent Claim
23 words
A COMPOSITION FOR THE REDUCTION OF THE MARINE FOULING OF METAL STRUCTURES IMMERSED IN SEAWATER CONSISTING OF A LIQUID PARAFFIN HYDROCARBON TOGETHER WITH
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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |