US3238138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2, 4, 6-triaryl-1, 3, 5-triazines in ultraviolet light absorption method and coatingcomposition
Assignee: Union Oil Company of California
•
Filing: 1961-12-28
•
Granted: 1966-03-01
•
Expires: 1981-12-28
Abstract
No abstract record available.
Inventors
- 👤 John B Braunwarth
- 👤 William L Fierce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:45
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3477; C08K5/3492
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
46 words
THE METHOD OF SHIELDING MATERIALS FROM ULTRAVIOLET LIGHT WHICH CONSISTS IN DISPOSING BETWEEN SAID MATERIALS AND A SOURCE OF SAID LIGHT AN ULTRAVIOLET LIGHT TRANSLUCENT BARRIER CONTAINING AS THE SOLE ULTRAVIOLET LIGHT ABSORBER ABOUT 0.01 TO 10% BY WEIGHT OF A 2,4,6-TRIKARYL-1,3,5-TRIAZINE COMPOUND OF THE FORMULA:
Claim 2
Independent Claim
46 words
THE METHOD OF SHIELDING MATERIALS FROM ULTRAVIOLET LIGHT WHICH CONSISTS IN DISPOSING BETWEEN SAID MATERIALS AND A SOURCE OF SAID LIGHT AN ULTRAVIOLET LIGHT TRANSLUCENT BARRIER CONTAINING AS THE SOLE ULTRAVIOLET LIGHT ABSORBER ABOUT 0.01 TO 10% BY WEIGHT OF A 2,4,6-TRIKARYL-1,3,5-TRIAZINE COMPOUND OF THE FORMULA:
Claim 3
Dependent Claim
32 words
A COATING COMPOSITION CONSISTING ESSENTIALLY OF AN ULTRAVIOLET LIGHT TRANSLUCENT FILM-FORMING MATERIAL CONTAINING AS THE SOLE ULTRAVIOLET LIGHT ABSORBER ABOUT 0.1 TO 10% BY WEIGHT OF A 2,4,6-TRIARYL-1,3,5-TRIAZINE COMPOUND OF THE FORMULA:
Claim 4
Dependent Claim
32 words
A COATING COMPOSITION CONSISTING ESSENTIALLY OF AN ULTRAVIOLET LIGHT TRANSLUCENT FILM-FORMING MATERIAL CONTAINING AS THE SOLE ULTRAVIOLET LIGHT ABSORBER ABOUT 0.1 TO 10% BY WEIGHT OF A 2,4,6-TRIARYL-1,3,5-TRIAZINE COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
US1989042A
Cited
US2693492A
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US2723288A
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US2874090A
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US3014957A
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US3119823A
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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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |