US2610168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyesters stabilized with substituted p-benzoquinones
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1951-08-17
•
Granted: 1952-09-09
•
Expires: 1971-08-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:28
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/07; C08K5/08; C08K5/16; C08K5/32; C08K5/33
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A STABILIZED THERMOSETTING COMPOSITION, COMPRISING (1) A POLYMERIZABLE UNSATURATED ALKYD WHOSE MOLECULE CONTAINS A PLURALITY OF POLYMERIZABLE REACTIVE $ 2,3-ENEDIOYL; (2) A CATALYST OF THE CLASS CONSISTING OF ORGANIC PEROXIDES AND ORGANIC OZONIDES; AND (3) AN AGENT FOR INCREASING THE STABILITY OF THE COMPOSITION AT ATMOSPHERIC TEMPERATURES WITHOUT PROPORTIONATELY DECREASING THE CURABILITY OF THE COMPOSITION, OF THE CLASS CONSISTING OF SUBSTITUTED P-BENZOQUINONES HAVING NOT MORE THAN TWO NUCLEAR SUBSTITUENTS AND HAVING FROM SIX TO ELEVEN CARBON ATOMS, ANY NUCLEAR SUBSTITUENT OTHER THAN AN ALKYL RADICAL CONSISTING OF A HALOGEN ATOM HAVING AN ATOMIC WEIGHT BETWEEN 35 AND 80, AND ANY SUBSTITUENTS REPLACING OXYGEN ATOMS BEING OF THE CLASS CONSISTING OF (A) FROM ONE TO TWO HYDROXIMINO RADICALS AND (B) FROM ONE TO TWO CHLORIMINO RADICALS.
Claim 2
Dependent Claim
125 words
A STABILIZED THERMOSETTING COMPOSITION, COMPRISING (1) A POLYMERIZABLE UNSATURATED ALKYD WHOSE MOLECULE CONTAINS A PLURALITY OF POLYMERIZABLE REACTIVE $ 2,3-ENEDIOYL; (2) A CATALYST OF THE CLASS CONSISTING OF ORGANIC PEROXIDES AND ORGANIC OZONIDES; AND (3) AN AGENT FOR INCREASING THE STABILITY OF THE COMPOSITION AT ATMOSPHERIC TEMPERATURES WITHOUT PROPORTIONATELY DECREASING THE CURABILITY OF THE COMPOSITION, OF THE CLASS CONSISTING OF SUBSTITUTED P-BENZOQUINONES HAVING NOT MORE THAN TWO NUCLEAR SUBSTITUENTS AND HAVING FROM SIX TO ELEVEN CARBON ATOMS, ANY NUCLEAR SUBSTITUENT OTHER THAN AN ALKYL RADICAL CONSISTING OF A HALOGEN ATOM HAVING AN ATOMIC WEIGHT BETWEEN 35 AND 80, AND ANY SUBSTITUENTS REPLACING OXYGEN ATOMS BEING OF THE CLASS CONSISTING OF (A) FROM ONE TO TWO HYDROXIMINO RADICALS AND (B) FROM ONE TO TWO CHLORIMINO RADICALS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |