Patent US3211696A successfully refreshed from Google Patents.
US3211696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-(2-hydroxy-4-octyloxyphenyl)benzotriazole as polyolefins stabilizers
Assignee: Wyeth Holdings LLC
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Filing: 1961-12-22
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Granted: 1965-10-12
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Expires: 1981-12-22
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Coleman
- 👤 Jerry P Milionis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:48
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3472; C08K5/3475
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
36 words
A COMPOSITION OF MATER STABILIZED AGAINST THE DETERIORATIVE EFFECTS OF ULTRAVIOLET LIGHT COMPRISING A POLYMER OF AN A-MONO-OLEFIN OF 2-4 CARBON ATOMS AND FROM 0.01 TO 5.0% ON THE WEIGHT OF THE POLYMER OF 2-(2HYDROXY-4-OCTYLOXYPHENYL) BENZOTRIAZOLE.
References Cited (Backward Citations)
US3004896A
Cited
US3074910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |