Patent US3579700A successfully refreshed from Google Patents.
US3579700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Car washing apparatus
Assignee: California Car Wash Systems Inc
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Filing: 1969-08-01
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Granted: 1971-05-25
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Expires: 1989-08-01
Abstract
Abstract CAR WASHING APPARATUS INCLUDING A MOVEABLE FRAME TO BE ADVANCED OVER A STATIONARY CAR. A PAIR OF VERTICALLY DISPOSED SIDE BRUSHES ARE CARRIED FROM THE FRAME AND CONTROL MEANS ARE PROVIDED FOR SELECTIVELY MOVING THE BRUSHES TRANSVERSELY ACROSS THE ENDS OF THE CAR AND FOR HOLDING THEM AT THE RESPECTIVE SIDES OF THE CAR WHILE THE FRAME IS MOVED LONGITUDINALLY THEREOF. A SAFETY CONTROL IS RESPONSIVE TO SUCH BRUSHES ENGAGING PROJECTIONS AT THE END OF THE CAR DURING THEIR TRANSVERSE TRAVEL TO CAUSE THE FRAME TO BACK AWAY FROM THE CAR AND MOVE THE BRUSHES CLEAR OF THE PROJECTIONS SO THAY CAN CONTINUE THEIR TRANSVERSE TRAVEL.
Inventors
- 👤 David Merl Haley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:12
CPC Classifications
B; B60; B60S; B60S3/00; B60S3/04; B60S3/06; B60S3/063; Y; Y10; Y10S; Y10S15/00; Y10S15/02
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) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |