US3580876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film-forming composition of interpolymer latex and coalescing agent
Assignee: Standard Brands Chemical Industries Inc
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Filing: 1968-04-19
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Granted: 1971-05-25
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Expires: 1988-04-19
Abstract
Abstract AN IMPROVED POLYMERIC, FILM-FORMING COMPOSITION COMPRISING (1) A LATEX OF AN INTERPOLYMER OF AN ALIPHATIC CONJUGATED DIENE, A MONOVINYL AROMATIC COMPOUND OF MIXUTURES THEREOF WITH OTHER MONOVINYL COMPOUNDS AND AN N-ALKYLOL ACRYLAMIDE AND (2) A MINOR AMOUNT OF A VOLATILE ORGANIC AZEOTROPE-FORMING COALESCING AGENT AND MATERIALS COATED THEREWITH.
Inventors
- 👤 Raymond A Stone
- 👤 Fred Lister
- 👤 David S Heller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:31
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/20; D21H19/22; C; C08; C08F; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/58; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |