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US3389110A
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Film-forming block copolymeric emulsions prepared from a polymerizable amide
Assignee: NL SPENCER KELLOG Inc
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Filing: 1965-09-02
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Granted: 1968-06-18
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Expires: 1985-09-02
Abstract
No abstract record available.
Inventors
- 👤 David D Taft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:15
CPC Classifications
C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; 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)
US2132671A
Cited
US2978437B1
Cited
US2978437A
Cited
US3057812A
Cited
US3244655A
Cited
US3247139A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |