Patent US2880116A successfully refreshed from Google Patents.
US2880116A
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Coated materials and methods for producing them
Assignee: Rohm and Haas Co
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Filing: 1955-11-01
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Granted: 1959-03-31
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Expires: 1975-11-01
Abstract
No abstract record available.
Inventors
- 👤 Hugo A Alps
- 👤 Melvin D Hurwitz
- 👤 Benjamin B Kine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:44
CPC Classifications
C; C14; C14C; C14C11/00; C14C11/003; C09; C09D; C09D157/00; C09D163/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31652
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A COMPOSITION FOR COATING LEATHER AND OTHER SOLID SUBSTRATES COMPRISING AN AQUEOUS DISPERSION OF (1) A WATER-SOLUBLE LINEAR POLYMER OF MONOETHYLENICALLY UNSATURATED MOLECULES, SAID POLYMER CONTAINING 3% TO 100% OF UNITS CONTAINING A TERTIARY AMINE GROUP, AND (2) A CONDENSATE SELECTED FROM THE GROUP CONSISTING OF WATERSOLUBLE AND WATER-DISPERSIBLE CONDENSATES CONTAINING EPOXIDE GROUPS HAVING THE STRUCTURE OF ONE OF FORMULAS III, IV, V, AND VI:
Claim 2
Dependent Claim
65 words
A COMPOSITION FOR COATING LEATHER AND OTHER SOLID SUBSTRATES COMPRISING AN AQUEOUS DISPERSION OF (1) A WATER-SOLUBLE LINEAR POLYMER OF MONOETHYLENICALLY UNSATURATED MOLECULES, SAID POLYMER CONTAINING 3% TO 100% OF UNITS CONTAINING A TERTIARY AMINE GROUP, AND (2) A CONDENSATE SELECTED FROM THE GROUP CONSISTING OF WATERSOLUBLE AND WATER-DISPERSIBLE CONDENSATES CONTAINING EPOXIDE GROUPS HAVING THE STRUCTURE OF ONE OF FORMULAS III, IV, V, AND VI:
References Cited (Backward Citations)
US2687404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |