Patent US3543408A successfully refreshed from Google Patents.
US3543408A
Expired / Lapsed
US
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Liquid removing apparatus and method
Assignee: Individual
•
Filing: 1968-10-21
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Granted: 1970-12-01
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Expires: 1988-10-21
Abstract
No abstract record available.
Inventors
- 👤 Robert R Candor
- 👤 James T Candor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:46
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/02; D21; D21F; D21F5/00; D21F5/16; D21J; D21J5/00; D06F39/00; D06F39/08; D06F39/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3405452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |