Patent US3058839A successfully refreshed from Google Patents.
US3058839A
Expired / Lapsed
US
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Method of protecting wood from marine organisms
Assignee: Beazer East Inc
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Filing: 1960-05-10
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Granted: 1962-10-16
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Expires: 1980-05-10
Abstract
No abstract record available.
Inventors
- 👤 Woodrow E Kemp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:20
CPC Classifications
B; B27; B27K; B27K3/00; B27K3/34; B27K3/44; Y; Y10; Y10S; Y10S428/00; Y10S428/907; Y10T; Y10T428/00; Y10T428/26; Y10T428/31504; Y10T428/31511; Y10T428/4935; Y10T428/662
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
AN ARTICLE RESISTANT TO ATTACK BY MARINE ORGANISMS WHICH COMPRISES WOOD IMPREGNATED WITH CREOSTE TO THE EXTENT OF 5-25 PERCENT OF THE WEIGHT OF THE WOOD AND COATED TO A THICKNESS OF FROM ABOUT 10-50 MILS WITH A COMPOSITION COMPRISED OF 10-90 WEIGHT PERCENT COAL TAR, 10-90 WEIGHT PERCENT OF AN EPOXY RESIN, AND 0.5-10 WEIGHT PERCENT OF A CURNING AGENT.
Claim 2
Dependent Claim
61 words
AN ARTICLE RESISTANT TO ATTACK BY MARINE ORGANISMS WHICH COMPRISES WOOD IMPREGNATED WITH CREOSTE TO THE EXTENT OF 5-25 PERCENT OF THE WEIGHT OF THE WOOD AND COATED TO A THICKNESS OF FROM ABOUT 10-50 MILS WITH A COMPOSITION COMPRISED OF 10-90 WEIGHT PERCENT COAL TAR, 10-90 WEIGHT PERCENT OF AN EPOXY RESIN, AND 0.5-10 WEIGHT PERCENT OF A CURNING AGENT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |