US3318975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mar-resistant polyesters
Assignee: Wyeth Holdings LLC
•
Filing: 1965-05-27
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Granted: 1967-05-09
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Expires: 1985-05-27
Abstract
No abstract record available.
Inventors
- 👤 Deichert William George
- 👤 Bristol Alexander Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:51
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/28; B05D1/286; B05D7/00; B05D7/02; B05D7/04; B32; B32B; B32B27/00; C; C08; C08F; C08F283/00; C08F283/01; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/046; B05D3/00; B05D3/12; C08J2333/00; C08J2333/04; C08J2333/06; C08J2333/10; C08J2333/12; C08J2467/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31786; Y10T428/31794; Y10T428/31797; Y10T428/31855; Y10T428/31859
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A COMPOSITION OF MATTER CONSISTING ESSESTIALLY OF A BLEND OF (A) AN UNSATURATED POLYESTER RESIN CONSISTING ESSENTIALLY OF THE ESTERIFICATION PRODUCT OF TRIETHYLENE GLYCOL AND FUMARIC ACID, (B) A GLYCOL DIACRYLATE WHICH IS THE REACTION PRODUCT OF A GLYCOL SELECTED FROM THE GROUP CONSISTING OF POLYGLYCOLS HAVING FROM 4-8 CARBONS ATOMS, INCLUSIVE, AND MONOGLYCOLS HAVING FROM 2 TO 4 CARBON ATOMS, INCLUSIVE, AND AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID AND (C) ALLYL METHACRYLATE, WHEREIN (B) IS PRESENT IN AMOUNTS RANGING FROM ABOUT 7% TO 37%, BY WEIGHT, BASED ON THE TOTAL WEIGHT OF COMPONENTS (A) AND (B), AND (C) IS PRESENT IN AMOUNTS RANGING FROM ABOUT 3% TO 33%, BY WEIGHT, BASED ON THE TOTAL WEIGHT OF (A), (B) AND (C).
Claim 2
Dependent Claim
128 words
A COMPOSITION OF MATTER CONSISTING ESSESTIALLY OF A BLEND OF (A) AN UNSATURATED POLYESTER RESIN CONSISTING ESSENTIALLY OF THE ESTERIFICATION PRODUCT OF TRIETHYLENE GLYCOL AND FUMARIC ACID, (B) A GLYCOL DIACRYLATE WHICH IS THE REACTION PRODUCT OF A GLYCOL SELECTED FROM THE GROUP CONSISTING OF POLYGLYCOLS HAVING FROM 4-8 CARBONS ATOMS, INCLUSIVE, AND MONOGLYCOLS HAVING FROM 2 TO 4 CARBON ATOMS, INCLUSIVE, AND AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID AND (C) ALLYL METHACRYLATE, WHEREIN (B) IS PRESENT IN AMOUNTS RANGING FROM ABOUT 7% TO 37%, BY WEIGHT, BASED ON THE TOTAL WEIGHT OF COMPONENTS (A) AND (B), AND (C) IS PRESENT IN AMOUNTS RANGING FROM ABOUT 3% TO 33%, BY WEIGHT, BASED ON THE TOTAL WEIGHT OF (A), (B) AND (C).
References Cited (Backward Citations)
US3079368A
Cited
US3222421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |