Patent US3407156A successfully refreshed from Google Patents.
US3407156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weatherable transparent coating composition for wood substrates
Assignee: EIDP Inc
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Filing: 1964-06-03
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Granted: 1968-10-22
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Expires: 1984-06-03
Abstract
No abstract record available.
Inventors
- 👤 Berge Robert W La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:36
CPC Classifications
C; C09; C09D; C09D167/00; C09D167/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A CLEAR COATING COMPOSITION FOR PROTECTING WOOD SUBSTRATES FROM THE DETERIORATION OF WEATHERING CONSISTING ESSENTIALLY OF A VEHICLE OF A LINSEED OIL MODIFIED GLYCEROL PHTHALATE ALKYD RESIN, ABOUT 1-15% BY WEIGHT OF SAID VEHICLE OF AN ULTRAVIOLET LIGHT ABSORBING AGENT HAVING THE FORMULA
Claim 2
Dependent Claim
43 words
A CLEAR COATING COMPOSITION FOR PROTECTING WOOD SUBSTRATES FROM THE DETERIORATION OF WEATHERING CONSISTING ESSENTIALLY OF A VEHICLE OF A LINSEED OIL MODIFIED GLYCEROL PHTHALATE ALKYD RESIN, ABOUT 1-15% BY WEIGHT OF SAID VEHICLE OF AN ULTRAVIOLET LIGHT ABSORBING AGENT HAVING THE FORMULA
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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) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |