Air purifier and its air purification method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12222125
APP PUB NO 20200200407A1
SERIAL NO

16726774

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An air purification method includes the steps of acquiring air quality data within the air purifying area, determining whether the air quality data falls within a predetermined threshold range, determining an operation mode of the air purifier by a ratio between an area size of the air purifying area and a coverage area of the air purifier when the acquired air quality data is not fall within the threshold range, and controlling the air purifier at the operation mode thereof to purify air within the air purifying area. The operation mode of the air purifier is determined according to a ratio between an area size of the air purifying area and a coverage area of the air purifier.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • Assignment data not available. Check PTO

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yang, Hai Shenzhen, CN 202 1540
Yang, Lin Shenzhen, CN 1008 9000

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
3.5 Year Payment $1600.00 $800.00 $400.00 Aug 11, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 11, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 11, 2036
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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