US2819248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated polyester room temperature setting adhesive composition
Assignee: Wyeth Holdings LLC
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Filing: 1954-02-15
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Granted: 1958-01-07
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Expires: 1974-02-15
Abstract
No abstract record available.
Inventors
- 👤 George S Casebolt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:37
CPC Classifications
C; C08; C08L; C08L67/00; C08L67/06; C09; C09J; C09J167/00; C09J167/06; C08L2666/00; C08L2666/02; C08L2666/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A ROOM TEMPERATURE SETTING ADHESIVE COMPOSITION CONSISTING OF A POLYMERIZABLE ETHYLENICALLY UNSATURATED LINEAR POLYHYDRIC ALCOHOL-POLYCARBOXYLIC ACID POLYESTER STYRENE, A POLYMERIZATION CATALYST OF THE GROUP CONSISTING OF ORGANIC PEROXIDES AND ORGANIC OZONIDES, AND BETWEEN ABOUT 2 AND ABOUT 20% BY WEIGHT OF AN INGREDIENT OF THE GROUP CONSISTING OF POLYVINYL ACETATE AND POLYVINYL ACETAL.
Claim 2
Dependent Claim
53 words
A ROOM TEMPERATURE SETTING ADHESIVE COMPOSITION CONSISTING OF A POLYMERIZABLE ETHYLENICALLY UNSATURATED LINEAR POLYHYDRIC ALCOHOL-POLYCARBOXYLIC ACID POLYESTER STYRENE, A POLYMERIZATION CATALYST OF THE GROUP CONSISTING OF ORGANIC PEROXIDES AND ORGANIC OZONIDES, AND BETWEEN ABOUT 2 AND ABOUT 20% BY WEIGHT OF AN INGREDIENT OF THE GROUP CONSISTING OF POLYVINYL ACETATE AND POLYVINYL ACETAL.
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) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |