US3062755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization of epoxides
Assignee: Union Carbide Corp
•
Filing: 1959-11-13
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Granted: 1962-11-06
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Expires: 1979-11-13
Abstract
No abstract record available.
Inventors
- 👤 Fred N Hill
- 👤 Jr Frederick E Bailey
- 👤 John T Fitzpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:52
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/26; C08G65/2642; C08G65/2645; C08G65/2651
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A PROCESS WHICH COMPRISES CONTACTING AT LEAST ONE MONOMERIC MATERIAL OF THE FORMULA
Claim 2
Dependent Claim
13 words
A PROCESS WHICH COMPRISES CONTACTING AT LEAST ONE MONOMERIC MATERIAL OF THE FORMULA
References Cited (Backward Citations)
US2870100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |