Patent US2992935A successfully refreshed from Google Patents.
US2992935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resins and methods of their production
Assignee: Individual
•
Filing: 1959-02-17
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Granted: 1961-07-18
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Expires: 1979-02-17
Abstract
No abstract record available.
Inventors
- 👤 Nathaniel M Winslow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:41
CPC Classifications
C; C10; C10C; C10C1/00; C10C1/19; C08; C08L; C08L57/00; C08L57/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
60 words
A PRECURED THERMOSETTING COMPOSITION COMPRISING A FILLER AND A PARTIALLY CURED THERMOSETTING, ESSENTIALLY HYDROCARBONACEOUS RESINOUS MATERIAL, BEING SOLID AT 25* C., SAID COMPOSITION MANIFESTING AT 300*C. PLASTICITY WHEN SUBJECTED TO 500 POUNDS PER SQUARE INCH PRESSURE AND NO SIGNIFICANT PLASTICITY WHEN SUBJECTED TO 5 POUNDS PER SQUARE INCH PRESSURE, AND EVOLVING NO SIGNIFICANT AMOUNTS OF GASEOUS PRODUCTS WHEN COMPLETELY CURED.
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) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |