Patent US2698250A successfully refreshed from Google Patents.
US2698250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinous compositions
Assignee: Individual
•
Filing: 1951-02-28
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Granted: 1954-12-28
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Expires: 1971-02-28
Abstract
No abstract record available.
Inventors
- 👤 William G Leichner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:48
CPC Classifications
C; C09; C09D; C09D193/00; C09D193/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A COMPOSITION FOR USE AS A NONSLIP COATING CONSISTING OF CHIEFLY WOOD ROSIN AND HYDROABIETYL ALCOHOL, THE MIXTURE BEING DISSOLVED IN ORGANIC SOLVENT AND WHEREIN SAID ROSIN COMPRISES AT LEAST ABOUT 50% BY WEIGHT OF THE WOOD ROSIN-HYDROABIETY ALCOHOL CONSTITUENT, THE PROPORTIONATED AMOUNT BY WEIGHT OF ROSIN TO HYDROABIETYL ALCOHOL VARYING FROM ABOUT 1:1 TO 5:1 RESPECTIVELY.
Claim 2
Dependent Claim
57 words
A COMPOSITION FOR USE AS A NONSLIP COATING CONSISTING OF CHIEFLY WOOD ROSIN AND HYDROABIETYL ALCOHOL, THE MIXTURE BEING DISSOLVED IN ORGANIC SOLVENT AND WHEREIN SAID ROSIN COMPRISES AT LEAST ABOUT 50% BY WEIGHT OF THE WOOD ROSIN-HYDROABIETY ALCOHOL CONSTITUENT, THE PROPORTIONATED AMOUNT BY WEIGHT OF ROSIN TO HYDROABIETYL ALCOHOL VARYING FROM ABOUT 1:1 TO 5:1 RESPECTIVELY.
References Cited (Backward Citations)
US2350384A
Cited
US2324671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |