US3062788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers derived from lactones and cyclic phosphites
Assignee: Eastman Kodak Co
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Filing: 1959-06-29
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Granted: 1962-11-06
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Richard L Mcconnell
- 👤 Jr Harry W Coover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:54
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/02; C08G79/04; C08G63/00; C08G63/68; C08G63/692; C08G63/6922; C08L; C08L1/00; C08L1/08; C08L1/10; C08L1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A RESINOUS POLYMER SELECTED FROM THE GROUP CONSISTING OF (1) A POLYMER CONSISTING ESSENTIALLY OF THE FOLLOWING LINEARLY RECURRING STRUCTURAL UNIT:
Claim 2
Dependent Claim
21 words
A RESINOUS POLYMER SELECTED FROM THE GROUP CONSISTING OF (1) A POLYMER CONSISTING ESSENTIALLY OF THE FOLLOWING LINEARLY RECURRING STRUCTURAL UNIT:
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) | 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 |