US3268474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers stabilized with orthohydroxyaryl-s-triazines
Assignee: Wyeth Holdings LLC
•
Filing: 1963-08-26
•
Granted: 1966-08-23
•
Expires: 1983-08-26
Abstract
No abstract record available.
Inventors
- 👤 Hardy William Baptist
- 👤 Milionis Jerry Peter
- 👤 Pinto Frank George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:57
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3477; C08K5/3492
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A COMPOSITION OF MATTER COMPRISING A POLYMERIC MATERIAL AND FROM 0.01 TO 10% BY WEIGHT OF AN ULTRAVIOLTE LIGHT BSORBER OF THE FORMULA:
Claim 2
Dependent Claim
23 words
A COMPOSITION OF MATTER COMPRISING A POLYMERIC MATERIAL AND FROM 0.01 TO 10% BY WEIGHT OF AN ULTRAVIOLTE LIGHT BSORBER OF THE FORMULA:
References Cited (Backward Citations)
US1566742A
Cited
US1549901A
Cited
US3113941A
Cited
US3113943A
Cited
US3113940A
Cited
US3113942A
Cited
US3134749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |