US3259604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized long-chain polymers
Assignee: AT&T Inc
•
Filing: 1964-04-24
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Granted: 1966-07-05
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Expires: 1984-04-24
Abstract
No abstract record available.
Inventors
- 👤 Walter L Hawkins
- 👤 Worthington Mary Ann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:12
CPC Classifications
C; C08; C08K; C08K5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A COMPOSITION STABILIZED AGAINST OXIDATIVE DEGRADATION COMPRISING A POLYMER OF AN ALPHA-MONO-OLEFIN CONTAINING AT LEAST TWO COMPONENTS, EACH OF SAID COMPONENTS BEING INCLUDED IN AN AMOUNT OF AT LEAST 0.1% BY WEIGHT AND THE MAXIMUM AMOUNT OF BOTH COMPONENTS TOGETHER BEING 10% BY WEIGHT, A FIRST COMPONENT SELECTED FROM THE GROUP CONSISTING OF AROMATIC DISULFIDES HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
59 words
A COMPOSITION STABILIZED AGAINST OXIDATIVE DEGRADATION COMPRISING A POLYMER OF AN ALPHA-MONO-OLEFIN CONTAINING AT LEAST TWO COMPONENTS, EACH OF SAID COMPONENTS BEING INCLUDED IN AN AMOUNT OF AT LEAST 0.1% BY WEIGHT AND THE MAXIMUM AMOUNT OF BOTH COMPONENTS TOGETHER BEING 10% BY WEIGHT, A FIRST COMPONENT SELECTED FROM THE GROUP CONSISTING OF AROMATIC DISULFIDES HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |