Patent US3156740A successfully refreshed from Google Patents.
US3156740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermosetting mixture of a styrene-acrylic acid-epoxide-containing compound and an amine-aldehyde resin
Assignee: Rinshed-Mason Co
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Filing: 1962-05-28
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Granted: 1964-11-10
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Expires: 1982-05-28
Abstract
No abstract record available.
Inventors
- 👤 George W Bussell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:41
CPC Classifications
C; C09; C09D; C09D163/00; C09D157/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A THERMOSETTING MIXTURE COMPRISING (A) AN AMINEALDEHYDE RESIN BLENDED WITH (B) THE REACTION PRODUCT OF (1) A COPOLYMER JOF AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID, STYRENE, AND ANOTHER POLYMERIZABLE MONOETHYLENICALLY UNSATURATED COMPOUND, AND (2) AN EPOXIDE-CONTAINING COMPOUND CONTAINING THE EPOXIDE GROUP
Claim 2
Dependent Claim
48 words
A THERMOSETTING MIXTURE COMPRISING (A) AN AMINEALDEHYDE RESIN BLENDED WITH (B) THE REACTION PRODUCT OF (1) A COPOLYMER JOF AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID, STYRENE, AND ANOTHER POLYMERIZABLE MONOETHYLENICALLY UNSATURATED COMPOUND, AND (2) AN EPOXIDE-CONTAINING COMPOUND CONTAINING THE EPOXIDE GROUP
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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |