Patent US3422059A successfully refreshed from Google Patents.
US3422059A
Expired / Lapsed
US
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Stabilized polyolefins
Assignee: Imperial Chemical Industries Ltd
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Filing: 1966-03-28
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Granted: 1969-01-14
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Expires: 1986-03-28
Abstract
No abstract record available.
Inventors
- 👤 George Wright Taylor
- 👤 Derek Harold Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:43
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/37; C08K5/375; C07; C07C; C07C323/00; C08K5/04; C08K5/10; C08K5/12; C08K5/13; C08K5/134; C08K5/1345; C08K5/372
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A STABILIZED POLY-A-OLEFIN COMPOSITION COMPRISING THE POLY-A-OLEFIN AND, AS A STABILIIZER THEREFOR, AN ANTIOXIDANT DIOL DIALKANOATE OF THE FORMULA:
Claim 2
Dependent Claim
19 words
A STABILIZED POLY-A-OLEFIN COMPOSITION COMPRISING THE POLY-A-OLEFIN AND, AS A STABILIIZER THEREFOR, AN ANTIOXIDANT DIOL DIALKANOATE OF THE FORMULA:
References Cited (Backward Citations)
US3005828A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |