US3219505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the prevention of marine growth
Assignee: Individual
•
Filing: 1961-05-22
•
Granted: 1965-11-23
•
Expires: 1981-05-22
Abstract
No abstract record available.
Inventors
- 👤 Herman W Hilding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:38
CPC Classifications
B; B63; B63B; B63B59/00; B63B59/04; Y; Y10; Y10S; Y10S428/00; Y10S428/905; Y10S428/907; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24413; Y10T428/31504; Y10T428/31551; Y10T428/31627
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A PROCESS FOR INHIBITING MARINE GROWTH ON WATER IMMERSIBLE ARTICLES COMPRISING THE STEPS OF SPRAYING A COPPER PARTICLE CONTAINING, WATER IMPERMEABLE, THERMOSETTING RESIN ON THE PORTIONS OF SAID ARTICLE NORMALLY EXPOSED TO WATER, AND LIGHTLY SANDING SAID RESIN TO EXPOSE THE SAID COPPER PARTICLES.
Claim 2
Dependent Claim
44 words
A PROCESS FOR INHIBITING MARINE GROWTH ON WATER IMMERSIBLE ARTICLES COMPRISING THE STEPS OF SPRAYING A COPPER PARTICLE CONTAINING, WATER IMPERMEABLE, THERMOSETTING RESIN ON THE PORTIONS OF SAID ARTICLE NORMALLY EXPOSED TO WATER, AND LIGHTLY SANDING SAID RESIN TO EXPOSE THE SAID COPPER PARTICLES.
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |