TRIGGER SPRAYER NOZZLE ASSEMBLY AND SPRAYER HOUSING ATTACHMENT LOCK

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United States of America Patent

SERIAL NO

11851948

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention pertains to the construction of a manually operated trigger sprayer in which the sprayer housing has a reduced diameter dimension liquid discharge passage to increase the velocity of liquid flow through the liquid discharge passage, and in which the nozzle assembly has a novel configuration that securely attaches the nozzle assembly to the sprayer housing to prevent the increased velocity of liquid flow through the sprayer housing liquid discharge passage from dislodging the nozzle assembly from the sprayer housing. The novel construction of the sprayer housing and the nozzle assembly includes a resilient crossbar provided on the sprayer housing that crosses over the liquid discharge passage and a pair of resilient flanges on the nozzle assembly that engage over opposite sides of the sprayer assembly crossbar and securely attaching the nozzle assembly to the sprayer housing.

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Patent Owner(s)

Patent OwnerAddress
MEADWESTVACO CALMAR INC11901 GRANDVIEW ROAD GRANDVIEW MO 64030

International Classification(s)

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  • 2007 Application Filing Year
  • B65D Class
  • 2196 Applications Filed
  • 1234 Patents Issued To-Date
  • 56.20 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2007200820092010201120122013201420152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Clynes, Walter J O'Fallon, MO 19 189
Foster, Donald D St. Charles, MO 146 2955
Nelson, Philip L Wildwood, MO 76 1513

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Patent Citation Ranking

  • 13 Citation Count
  • B65D Class
  • 49.11 % this patent is cited more than
  • 18 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges408995212291134828127321001 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +050100150200250300350400450500550600650700750800850900950

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