US3463707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of lead dioxide
Assignee: Pacific Eng & Production Co
•
Filing: 1966-01-13
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Granted: 1969-08-26
•
Expires: 1986-01-13
Abstract
No abstract record available.
Inventors
- 👤 Fred D Gibson Jr
- 👤 Bruce B Halker
- 👤 Robert L Thayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:03
CPC Classifications
C; C01; C01B; C01B15/00; C01G; C01G21/00; C01G21/02; C01G21/08; C25; C25B; C25B11/00; C25B11/04; C25B11/051; C25B11/054; C25B11/073; C25B11/075; C25B11/077; C25D; C25D9/00; C25D9/04; C25D9/06; C01P; C01P2004/00; C01P2004/60; C01P2004/61
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |