US3598651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for cleaning machine parts and the like
Assignee: VILJO K VALAVAARA
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Filing: 1969-06-09
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Granted: 1971-08-10
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Expires: 1989-06-09
Abstract
Abstract METHOD AND APPARATUS FOR CONTINUOUSLY CLEANING MACHINE PARTS, SUCH AS PARTS OF AUTOMOBILES. THE PARTS TO BE CLEANED ARE SUBJECTED, IN SEQUENCE, TO CLEANING AND RINSING CYCLES THE LIQUID LEVEL IN THE TANK BEING MAINTAINED AT A PREDETERMINED LEVEL DURING THE CLEANING CYCLE AND THE LIQUID BEING DRAINED FROM THE TANK AT THE END OF THE CLEANING CYCLE TO ENSURE GOOD SETTLEMENT OF ENTRAINED SEDIMENTATION; LATTER IS THEN REMOVED DURING THE SUBSEQUENT RINSING CYCLE.
Inventors
- 👤 Viljo K Valavaara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:04
CPC Classifications
B; B60; B60S; B60S3/00; C; C23; C23G; C23G3/00
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) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |