Low profile filter for vacuum cleaners

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9775478
SERIAL NO

14454758

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A vacuum cleaner having a power head, a collection drum, and a filter. The filter of the present invention is of rectangular cross section about the vertical axis, but is curved away from the power head under the blower along at least one horizontal axis.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • EMERSON ELECTRIC CO.

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Schultz, Douglas Glen Carbon, US 11 127

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 3, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 3, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00