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US3594230A
Expired / Lapsed
US
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Method and machine for cleaning small parts
Assignee: Individual
•
Filing: 1969-04-25
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Granted: 1971-07-20
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Expires: 1989-04-25
Abstract
Abstract A METHOD AND MEANS FOR CLEANING SMALL PARTS WHEREIN THERE IS UTILIZED OR PROVIDED PUMPS, CONTROL VALVES, RINSING LIQUID AND A CLEANSING LIQUID, AND A VACUUM ARRANGEMENT.
Inventors
- 👤 Hans Kierner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:38
CPC Classifications
B; B08; B08B; B08B3/00; B08B3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |