US3008919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acrolein-pentaerythritol resin compositions
Assignee: Union Carbide Corp
•
Filing: 1958-11-24
•
Granted: 1961-11-14
•
Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 Howard R Guest
- 👤 Ben W Kiff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:34
CPC Classifications
C; C08; C08G; C08G4/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A CURABLE COMPOSITION COMPRISING A LIQUID CONDENSATION RESIN OF ACROLEIN AND PENTAERYTHRITOL HAVING A VISCOSITY OF 5,000 TO 500,000 CENTIPOISES AT A TEMPERATURE OF 25*C., AND A COMPOUND CORRESPONDING TO THE FORMULA:
Claim 2
Dependent Claim
32 words
A CURABLE COMPOSITION COMPRISING A LIQUID CONDENSATION RESIN OF ACROLEIN AND PENTAERYTHRITOL HAVING A VISCOSITY OF 5,000 TO 500,000 CENTIPOISES AT A TEMPERATURE OF 25*C., AND A COMPOUND CORRESPONDING TO THE FORMULA:
References Cited (Backward Citations)
GB757573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-13 | 1965-05-15 | 1965-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-13 | 1969-05-15 | 1969-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-13 | 1973-05-15 | 1973-11-14 | $7700.00 | Window Closed / Lapsed |