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Patent US3074910A successfully refreshed from Google Patents.
US3074910A
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Stabilization of polyolefins with a nickel phenolate of a bis(p-alkyl phenol) monosulfide and an o-hydroxy phenyl benzotriazole
Assignee: Hercules Powder Co
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Filing: 1960-11-17
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Granted: 1963-01-22
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Expires: 1980-11-17
Abstract
No abstract record available.
Inventors
- 👤 Jr David M Dickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:05
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3472; C08K5/3475; C08K5/36; C08K5/37; C08K5/372
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A STEREOREGULAT POLYMER OF AN A-OLEFIN HAVING AT LEAST THREE CARBON ATOMS, CONTAINING AS ADDITIVES THERETO A SMALL AMOUNT OF A NICKEL PHENOLATE OF A BIS(P-ALKYLPHENOL) SULFIDE AND A SMALL AMOUNT OF AN O-HYDROXYPHENYL BENZOTRIAZOLE HAVING THE FORMULA
Claim 2
Dependent Claim
38 words
A STEREOREGULAT POLYMER OF AN A-OLEFIN HAVING AT LEAST THREE CARBON ATOMS, CONTAINING AS ADDITIVES THERETO A SMALL AMOUNT OF A NICKEL PHENOLATE OF A BIS(P-ALKYLPHENOL) SULFIDE AND A SMALL AMOUNT OF AN O-HYDROXYPHENYL BENZOTRIAZOLE HAVING THE 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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |