Patent US2532475A successfully refreshed from Google Patents.
US2532475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyd resin stabilized with an n-aryl-hydroxy-3-naphthamide
Assignee: Libbey Owens Ford Glass Co
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Filing: 1949-08-29
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Granted: 1950-12-05
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Expires: 1969-08-29
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:49
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/38; C08F2/40; C08K; C08K5/00; C08K5/16; C08K5/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A STABILIZED THERMOSETTING COMPOSITION, COMPRISING (1) A POLYMRIZABLE UNSATURATED ALKYD RESIN; (2) A CATALYST OF THE CLASS CONSISTING OF ORGANIC PEROXIDES AND ORGANIC OZONIDES; AND, (3) AS AN AGENT FOR INCREASING THE STABILITY OF THE COMPOSITION AT ATMOSPHERIC TEMPERATURES WITHOUT PROPORTIONATELY DECREASING THE CURABILITY OF THE COMPOSITION, AN N-ARYL-HYDROXY-3-NAPHTHAMIDE IN WHICH EACH NITROGEN ATOM IS CONNECTED ONLY TO ATOMS OTHER THAN NITROGEN AND OXYGEN, AND IN WHICH ANY HALO SUBSTITUENT HAS AN ATOMIC WEIGHT GREATER THAN 35; CARRIED ON A FILLER IN CONTACT WITH AIR.
Claim 2
Dependent Claim
85 words
A STABILIZED THERMOSETTING COMPOSITION, COMPRISING (1) A POLYMRIZABLE UNSATURATED ALKYD RESIN; (2) A CATALYST OF THE CLASS CONSISTING OF ORGANIC PEROXIDES AND ORGANIC OZONIDES; AND, (3) AS AN AGENT FOR INCREASING THE STABILITY OF THE COMPOSITION AT ATMOSPHERIC TEMPERATURES WITHOUT PROPORTIONATELY DECREASING THE CURABILITY OF THE COMPOSITION, AN N-ARYL-HYDROXY-3-NAPHTHAMIDE IN WHICH EACH NITROGEN ATOM IS CONNECTED ONLY TO ATOMS OTHER THAN NITROGEN AND OXYGEN, AND IN WHICH ANY HALO SUBSTITUENT HAS AN ATOMIC WEIGHT GREATER THAN 35; CARRIED ON A FILLER IN CONTACT WITH AIR.
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) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |