US2952660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal stabilization of haloethylene polymers
Assignee: Dow Chemical Co
•
Filing: 1958-12-24
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Granted: 1960-09-13
•
Expires: 1978-12-24
Abstract
No abstract record available.
Inventors
- 👤 Carl B Havens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:14
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A THERMALLY STABLE COMPOSITION COMPRISING A RESINOUS CHLOROETHYLENE POLYMER AND FROM 1 TO 10 PERCENT BY WEIGHT OF SAID CHLOROETHYLENE POLYMER OF CYCLOHEXYL-1, 3-DIPHENYL-1,3 DIMENTHYL CYCLOBUTANE.
Claim 2
Dependent Claim
26 words
A THERMALLY STABLE COMPOSITION COMPRISING A RESINOUS CHLOROETHYLENE POLYMER AND FROM 1 TO 10 PERCENT BY WEIGHT OF SAID CHLOROETHYLENE POLYMER OF CYCLOHEXYL-1, 3-DIPHENYL-1,3 DIMENTHYL CYCLOBUTANE.
References Cited (Backward Citations)
US2310971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |