US3165774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable vacuum apparatus for rapid collection and disposal of debrisladen liquid
Assignee: Aqua Lung America Inc
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Filing: 1963-08-26
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Granted: 1965-01-19
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Expires: 1983-08-26
Abstract
No abstract record available.
Inventors
- 👤 William G Barba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:55
CPC Classifications
A; A47; A47L; A47L7/00; A47L7/0004; A47L7/0009; A47L7/0023; A47L7/0028; A47L7/0038; A47L7/0042
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
184 words
A PORTABLE LIQUID VACUUM CLEANER, COMPRISING: AN UPRIGHT TANK HAVING A TOP AND A BOTTM AND INCLUDING AN OPENING IN THE TOP, A LIQUID INLET PORT ADJACENT THE TOP, AND A LIQUID OUTLET PORT ADJACENT THE BOTTOM OF THE TANK; REMOVABLE MEANS FOR SEALING THE OUTLET PORT; SUCTION-CREATING MEANS HAVING AN AIR INTAKE IN ITS LOWER SURFACE AND AN AIR OUTLET REMOTE FROM THE AIR INTAKE; A COMPRESSIBLE GASKET SEATED AROUND THE OPENING IN THE TOP OF THE TANK, THE GASKET INCLUDING A VERTICALLY EXTENDING FLANGED PORTION FOR RECEIVING AND SUPPORTING A LOWER END OF THE SUCTION-CREATING MEANS OVER THE OPENING IN THE TOP OF THE TANK SUCH THAT THE AIR INTAKE COMMUNICATES WITH THE OPENING AND THE AIR OUTLET IS EXTERNAL TO THE TANK; A COVER MEMBER DIMENSIONED TO FIT OVER THE SUCTION-CREATING MEANS, THE COVER MEMBER HAVING A LOWER END PORTION WHICH FITS TIGHTLY AROUND THE OUTER SURFACE OF THE VERTICALLY EXTENDING FLANGED PORTION OF THE GASKET; AND HAND OPERABLE MEANS ON THE COVER AND ENGAGING THE TOP OF THE TANK OF COUPING THE COVER AND THE SEUCTON-CREATING MEANS TO THE TANK.
References Cited (Backward Citations)
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US2566030A
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US2684787A
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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) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |