Patent US2933413A successfully refreshed from Google Patents.
US2933413A
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Creosoted wood coated with a furfuryl alcohol polymer
Assignee: Beazer East Inc
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Filing: 1958-01-02
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Granted: 1960-04-19
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Expires: 1978-01-02
Abstract
No abstract record available.
Inventors
- 👤 Irving S Goldstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:38
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; C; C09; C09D; C09D171/00; C09D171/08; C09D171/14; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31815; Y10T428/31942; Y10T428/31949; Y10T428/31957
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A CREOSOTE-TREATED WOOD PRODUCT COATED WITH A SECONDARILY POLYMERIZED FURFURYL ALCHOL RESIN WHICH IS PREPARED BY CATALYTICALLY FURTHER POLYMERIZING A FURFURYL ALCOHOL POLYMER WITH A SECONDARY CATALYST, SAID RESIN COATING BEING PAINTABLE.
Claim 2
Dependent Claim
32 words
A CREOSOTE-TREATED WOOD PRODUCT COATED WITH A SECONDARILY POLYMERIZED FURFURYL ALCHOL RESIN WHICH IS PREPARED BY CATALYTICALLY FURTHER POLYMERIZING A FURFURYL ALCOHOL POLYMER WITH A SECONDARY CATALYST, SAID RESIN COATING BEING PAINTABLE.
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) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |