Patent US2961424A successfully refreshed from Google Patents.
US2961424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinous compositions comprising alpha, beta-alkylene oxide adduct of a polyol and resinous aminoplast and process of making same
Assignee: Shell USA Inc
•
Filing: 1958-04-29
•
Granted: 1960-11-22
•
Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 Albert C Mueller
- 👤 Theodore F Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:03
CPC Classifications
C; C08; C08L; C08L61/00; C08L61/20; C09; C09D; C09D129/00; C09D129/02; C09D129/06; C09D129/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A RESINOUS COMPOSITION COMPRISING THE REACTION PRODUCT OF (1) AN ALPHA, BETA-ALKYLENE OXIDE ADDUCT OF A POLYOL, THE POLYOL CONSISTING OF A COPOLYMER OF AN ETHYLENICALLY UNSATURATED MONOHYDRIC ALCOHOL AND AN ALKENYL SUBSTITUTED AROMATIC COMPOUND AND (2) A RESINOUS AMINOPLAST.
Claim 2
Dependent Claim
40 words
A RESINOUS COMPOSITION COMPRISING THE REACTION PRODUCT OF (1) AN ALPHA, BETA-ALKYLENE OXIDE ADDUCT OF A POLYOL, THE POLYOL CONSISTING OF A COPOLYMER OF AN ETHYLENICALLY UNSATURATED MONOHYDRIC ALCOHOL AND AN ALKENYL SUBSTITUTED AROMATIC COMPOUND AND (2) A RESINOUS AMINOPLAST.
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) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |