Fire damper for ventilating fan

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9868003
APP PUB NO 20170028233A1
SERIAL NO

15292596

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A fire damper for a ventilating fan includes a shutter and a frame provided with a flange. An opening is defined through the flange. The frame is further provided with a movable component for opening or closing the preformed opening.

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Patent Owner(s)

Patent OwnerAddress
PANASONIC CORPORATIONKADOMA-SHI OSAKA 571-8501
PANASONIC ECOLOGY SYSTEMS GUANGDONG CO LTD528306 NO 2 GUI GUI NAN ROAD SHUNDE HI TECH DEVELOPMENT ZONE (RONGGUI) GUANGDONG FOSHAN FOSHAN CITY GUANGDONG PROVINCE 528306

International Classification(s)

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  • 2016 Application Filing Year
  • A62C Class
  • 324 Applications Filed
  • 239 Patents Issued To-Date
  • 73.77 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hou, Guancheng Guangdong, CN 6 10
Long, Min Guangdong, CN 17 55

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Patent Citation Ranking

  • 0 Citation Count
  • A62C Class
  • 0 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges881149201 - 1011 - 2021 - 3005101520253035404550556065707580859095100105110115120

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