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Patent US3267177A successfully refreshed from Google Patents.
US3267177A
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Boric acid esters of phenols as inhibitors for unsaturated polyester resins
Assignee: Wyeth Holdings LLC
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Filing: 1963-11-26
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Granted: 1966-08-16
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Expires: 1983-11-26
Abstract
No abstract record available.
Inventors
- 👤 Howald Jeremiah Mark
- 👤 Dearing William Cockrum
- 👤 Shrontz Robert James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:35
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/02; C07F5/04; C08; C08K; C08K5/00; C08K5/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A POLYMERIZABLE POLYESTER RESIN COMPOSITION COMPRISING A MIXTURE OF (1) A POLYESTER RESIN PREPARED BY REACTING AN A,B-ETHYLENICALLY UNSATURATED DICARBOXYLIX ACID AND A DIHYDRIC ALCOHOL, (2) A POLYMERIZABLE MONOMER CONTAINING A CH2=C< GROUP AND HAVING A BOILING POINT OF AT LEAST 60*C., AND (3) AS A STABILIZER AGAINST PREMATURE GELATION FOR (1) AND (2), A BORIC ACID ESTER OF A PHENOL.
Claim 2
Dependent Claim
61 words
A POLYMERIZABLE POLYESTER RESIN COMPOSITION COMPRISING A MIXTURE OF (1) A POLYESTER RESIN PREPARED BY REACTING AN A,B-ETHYLENICALLY UNSATURATED DICARBOXYLIX ACID AND A DIHYDRIC ALCOHOL, (2) A POLYMERIZABLE MONOMER CONTAINING A CH2=C< GROUP AND HAVING A BOILING POINT OF AT LEAST 60*C., AND (3) AS A STABILIZER AGAINST PREMATURE GELATION FOR (1) AND (2), A BORIC ACID ESTER OF A PHENOL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |