Wall-mounted vacuum cleaner
Abstract
Abstract A VACUUM CLEANER UNIT POSITIONED WITHIN AN OPENING IN A BUILDING WALL AND PROVIDED WITH MEANS MOUNTING THE CLEANER UNIT FOR READY INSTALLATION THEREOF IN AND REMOVAL THEREOF FROM THE BUILDING WALL, THE MOUNTING MEANS COMPRISING A BRACKET MEANS SECURED WITHIN THE BUILDING WALL AND INCLUDING LATERALLY SPACED, OUTWARDLY EXTENDING SUPPORT ARMS WHICH STRADDLE THE CASING OF THE VACUUM UNIT. DISCONNECTABLE MEANS IS CARRIED BY THE ARMS OF THE BRACKET MEANS AND BY THE SIDEWALLS OF THE CLEANER UNIT FOR SECURING THE SAME WITHIN THE OPENING IN THE BUILDING WALL IN SUCH A MANNER THAT THE FRONTAL PORTIONS OF THE CLEANER UNIT CASING PROJECT OUTWARDLY A PREDETERMINED DISTANCE FROM THE BUILDING WALL.
Inventors
- 👤 James C Hamrick
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |