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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
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Abstract

No abstract record available.

Inventors

  • 👤 William G Barba

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 05:26
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)

US2243673A Cited
FR946682A Cited
US2566030A Cited
US2684787A Cited
US2675150A Cited
US2989769A Cited
US3006020A Cited
US3082465A Cited

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

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