US3448020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the control of anionic polymerization by regulation of the charge transferred during electrolysis of solutions
Assignee: Individual
•
Filing: 1966-02-25
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Granted: 1969-06-03
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Expires: 1986-02-25
Abstract
No abstract record available.
Inventors
- 👤 Boris Lionel Funt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:47
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/04; C08F2/06; C08F2/58; C08G; C08G61/00; C08G61/12; H; H01; H01B; H01B1/00; H01B1/06; H01B1/12
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) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |