US2861976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Haloethylene polymers stabilized with allylated dibenzoyl resorcinol
Assignee: Dow Chemical Co
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Filing: 1956-11-08
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Granted: 1958-11-25
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Expires: 1976-11-08
Abstract
No abstract record available.
Inventors
- 👤 David A Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:31
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A LIGHT STABLE THERMOPLASTIC COMPOSITION COMPRISING A HALOETHYLENE POLYMER AND FROM 0.5 TO 6 PERCENT OF THE WEIGHT OF SAID POLYMER OF AN ALLYL DERIVATIVE OF DIBENZOYL RESORCINOL HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
32 words
A LIGHT STABLE THERMOPLASTIC COMPOSITION COMPRISING A HALOETHYLENE POLYMER AND FROM 0.5 TO 6 PERCENT OF THE WEIGHT OF SAID POLYMER OF AN ALLYL DERIVATIVE OF DIBENZOYL RESORCINOL HAVING THE GENERAL FORMULA:
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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |