US3568240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floor installable vacuum cleaner
Assignee: JL PRODUCTS Inc
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Filing: 1969-01-02
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Granted: 1971-03-09
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Expires: 1989-01-02
Abstract
Abstract A COMPACT SELF-CONTAINED VACUUM CLEANER UNIT ESPECIALLY DESIGNED FOR INSTALLATION IN THE FLOOR STRUCTURE OF MOBILE HOMES AND APARTMENT BUILDINGS AND HAVING AN INLET FITTING IN ONE VERTICAL WALL THEREOF FOR CONNECTION THERETO OF A SUCTION CONDUIT EXTENDING BENEATH THE FLOORING OF, AND WITHIN, THE FLOOR STRUCTURE TO AN AUXILIARY HOUSERECEIVING RECEPTACLE REMOTE FROM THE VACUUM CLEANER. A HAND-OPERATED FLEXIBLE SUCTION HOSE IS CONNECTABLE TO BOTH THE AUXILIARY RECEPTACLE AND A MAIN RECEPTACLE OF THE CLEANER UNIT COMMUNICATING WITH THE INLET FITTING AND, WHEN NOT IN USE, THE SUCTION HOSE IS STORED WITHIN THE AUXILIARY RECEPTACLE AND THE SUCTION CONDUIT THEREOF.
Inventors
- 👤 James C Hamrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:53
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/38; Y; Y10; Y10S; Y10S55/00; Y10S55/08
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) | 1974-03-08 | 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 |