Ring binder mechanism having slide connector

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7513708
APP PUB NO 20070048075A1
SERIAL NO

11216906

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Patent Longevity
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Abstract

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A ring binder mechanism comprises a housing, at least one ring for mounting loose leaf paper, and at least one mounting post extending outwardly from the housing. A base plate is adapted to be attached to a ring binder cover and has a surface adapted to receive the mounting post of the ring binder mechanism. A key can be received by the base plate into an affixing position with respect to the base plate and mounting post for securing the mounting post to the base plate.

First Claim

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Family

Patent Owner(s)

  • WORLD WIDE STATIONERY MFG. CO., LTD.

International Classification(s)

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  • 2005 Application Filing Year
  • B42F Class
  • 74 Applications Filed
  • 39 Patents Issued To-Date
  • 52.71 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2005200620072008200920102011201220130255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cheng, Hung Yu Hong Kong, CN 64 1159
Ng, Wing Yiu Hong Kong, CN 14 315

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Patent Citation Ranking

  • 4 Citation Count
  • B42F Class
  • 3.45 % this patent is cited more than
  • 16 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2291254311101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8002468101214161820222426283032

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