Patent US3399159A successfully refreshed from Google Patents.
US3399159A
Expired / Lapsed
US
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Cationic latices and method of preparing same
Assignee: Kendall Co
•
Filing: 1967-02-06
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Granted: 1968-08-27
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Expires: 1987-02-06
Abstract
No abstract record available.
Inventors
- 👤 Carlos M Samour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:12
CPC Classifications
C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F20/00; C08F20/02; C08F20/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2880116A
Cited
US3108979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |