US3562844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable rug dyeing machine
Assignee: Individual
•
Filing: 1969-11-10
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Granted: 1971-02-16
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Expires: 1989-11-10
Abstract
Abstract APPLICATOR FOR SPRAYING DYE AND/OR CLEANING SOLUTION INTO RUG AND UPHOLSTERY FABRIC AND SUBJECTING FABRIC TO A VACUUM, PARTICULARLY FOR USE WITH PORTABLE APPARATUS. HEAD PORTION WITH OPEN BOTTOM NOZZLE IN CONTACT WITH THE FABRIC, A VACUUM CHAMBER AND A SPRAY CHAMBER IN THE HEAD AND NOZZLE DIRECTING SPRAY INTO THE FABRIC. MEANS TO CONNECT WITH VACUUM SOURCE AND SOURCE OF SOLUTION UNDER PRESSURE.
Inventors
- 👤 John A Thompson
- 👤 William H Wisdom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:00
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4044; A47L11/34; A47L11/408; A47L11/4088; D; D06; D06F; D06F43/00; D06F43/002
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) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |