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US3334370A Expired / Lapsed US ⏱️ 0.0 years remaining

Lightweight portable vacuum cleaner

Assignee: General Electric Co
•
Filing: 1964-11-17
•
Granted: 1967-08-08
•
Expires: 1984-11-17
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Abstract

No abstract record available.

Inventors

  • 👤 Wilton E Boyd

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 16:33
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/24

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 220 words
A LIGHTWEIGHT PORTABLE VACUUM CLEANER COMPRISING; (A) AN ELONGATED PLASTIC HOUSING FORMED FROM A PAIR OF COMPLEMENTARY MATING CASING HALVES; (B) EACH OF SAID CASING HALVES FORMING A SIDE WALL, ONE-HALF OF A BOTTOM WALL, AND ONE-HALF OF A TOP WALL; (C) A RELATIVELY THIN CENTRALLY LOCATED HALF PARTITION EXTENDING A SUBSTANTIAL DISTANCE INWARDLY FROM AND INTEGRALLY FORMED ON EACH OF SAID CASING HALVES; (D) EACH OF SAID INWARDLY EXTENDING HALF PARTITIONS INCLUDING A FRONT SURFACE, A REAR SURFACE, AND A NARROW INWARDLY FACING SURFACE; (E) A PLURALITY OF INWARDLY DIRECTED PLASTIC RIBS INTEGRALLY FORMED ON EACH OF SAID CASING HALVES, SAID RIBS BEING INTEGRALLY CONNECTED TO THE FRONT SURFACE OF ONE OF SAID HALF PARTITIONS AND ONE OF SAID CASING SIDE WALLS TO SECURELY BRACE SAID CENTRALLY LOCATED HALF PARTITIONS; (F) AN AIR INLET OPENING FORMED IN SAID CASING IN FRONT OF SAID RIBS; (G) A GENERALLY CYLINDRICAL ELECTRIC MOTOR AND SUCTION FAN ASSEMBLY; AND (H) A RESILIENT GASKET, SAID GASKET HAVING A GENERALLY CYLINDRICAL INNER WALL FOR RECEIVING SAID GENERALLY CYLINDRICAL MOTOR AND FAN ASSEMBLY, A RESILIENT FRONT WALL FOR ABUTTING SAID PARTITION, AND TOP, BOTTOM AND SIDE SURFACES FORMED TO TIGHTLY FIT THE TOP, SIDE AND BOTTOM WALLS OF SAID CASING HALVES, SO THAT SAID GASKET IN COMBINATION WITH SAID PARTITION PARTIALLY SUPPORTS SAID MOTOR FAN ASSEMBLY

References Cited (Backward Citations)

US2986765A Cited
GB257490A Cited
US2182343A Cited
US2309593A Cited
US2422860A Cited
US2503918A Cited
US2776726A Cited
US2789661A Cited
US2915237A Cited
FR1299817A Cited
US3193992A Cited
FR1366989A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-08-07 1971-02-06 1971-08-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-08-07 1975-02-06 1975-08-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-08-07 1979-02-06 1979-08-08 $7700.00 Window Closed / Lapsed

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