US2934527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid copolymer of propylene and bicyclo-(2, 2, 1)-2-heptene
Assignee: EIDP Inc
•
Filing: 1958-03-10
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Granted: 1960-04-26
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Expires: 1978-03-10
Abstract
No abstract record available.
Inventors
- 👤 Mckay George Robert
- 👤 Settlage Paul Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:44
CPC Classifications
C; C08; C08F; C08F210/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A NORMALLY SOLID COPOLYMER CONSISTING ESSENTIALLY OF PROPYLENE AND BICYCLO(2.2.1)HEPTENE-2.
Claim 2
Dependent Claim
10 words
A NORMALLY SOLID COPOLYMER CONSISTING ESSENTIALLY OF PROPYLENE AND BICYCLO(2.2.1)HEPTENE-2.
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) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |