US3404420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Upholstery shampooing machines
Assignee: Singer Co
•
Filing: 1965-10-08
•
Granted: 1968-10-08
•
Expires: 1985-10-08
Abstract
No abstract record available.
Inventors
- 👤 Remy J Lachat
- 👤 Oswald M Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:27
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/408; A47L11/4088; A47L11/32; A47L11/325; A47L11/4036; A47L11/4038; A47L11/4063; A47L11/4069; A47L11/4077; A47L11/4083
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
AN UPHOLSTERY SHAMPOOING MACHINE COMPRISING AN ELONGATED CASING, AN ELECTRIC MOTOR, A COMBINED BRUSH AND FOAMING MEMBER, MEANS FOR DRIVING SAID COMBINED BRUSH AND FOAMING MEMBER FROM SAID MOTOR INCLUDING A SPINDLE, SAID BRUSH AND FOAMING MEMBER INCLUDING A SPONGE RING AND A WOBBLE DISC FOR ENGAGING SAID SPONGE RING, A BALLTYPE CAMMING DEVICE CARRIED BY SAID CASING AND ENGAGING SAID WOBBLE DISC TO CAUSE THE DISC TO WOBBLE AS IT IS ROTATED BY SAID SPINDLE, A LIQUID CONTAINING BOTTLE POSITIONED AT ONE END OF SAID CASING, AN OUTLET VALVE AND PASSAGEWAY POSITIONED TO SUPPLY LIQUID FROM SAID BOTTLE TO SAID SPONGE RING, A DISPENSING KNOB, AND MEANS PASSING
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) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |