Patent US3470126A successfully refreshed from Google Patents.
US3470126A
Expired / Lapsed
US
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Water based copolymer emulsions containing unsaturated esters
Assignee: DeSoto Inc
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Filing: 1965-03-17
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Granted: 1969-09-30
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Expires: 1985-03-17
Abstract
No abstract record available.
Inventors
- 👤 Kazys Sekmakas
- 👤 Roland F Stancl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:15
CPC Classifications
C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/16; C08F220/18; C08F220/1802; Y; Y10; Y10S; Y10S526/00; Y10S526/911
Claims Analysis
Total Claims: 0
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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) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |