US3451952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isocyanate cured terpolymers and processes for making same
Assignee: Monsanto Co
•
Filing: 1965-10-21
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Granted: 1969-06-24
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Robert J Slocombe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:43
CPC Classifications
C; C08; C08F; C08F214/00; C08F214/02; C08F214/04; C08F214/06; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6212
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA649474A
Cited
US2386347A
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US3025267A
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US3025268A
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US3025269A
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US3257360A
Cited
US3174952A
Cited
FR1386679A
Cited
US3304273A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |