US2763232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating with liquid a body having irregular non-symmetrical surfaces
Assignee: Haden Drysys International Ltd
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Filing: 1954-02-05
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Granted: 1956-09-18
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Expires: 1974-02-05
Abstract
No abstract record available.
Inventors
- 👤 Smith James William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:23
CPC Classifications
B; B05; B05B; B05B13/00; B05B13/02; B05B13/0221; B05B13/0235; B05B13/04; B05B13/0447; B05B13/0452
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) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |