Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 4/255.05
Name: Baths, closets, sinks, and spittoons > Obstruction remover > Connected to a source of external fluid under pressure > With force cup (e.g., a plunger)
Description: Subject matter wherein the other end of the conduit has a flexible cup or head used to close the opening and flexed to provide additional fluid pressure to clear the obstruction from the drain pipe of the sink, bath or flush closet.

Patents under this class:

Patent Number Title Of Patent Date Issued
8544122 Plunger device Oct. 1, 2013
8418275 System for unclogging toilets Apr. 16, 2013
8250679 Plunger apparatus Aug. 28, 2012
8083864 Cleaning device Dec. 27, 2011
7877821 Portable compressed-air gun for unclogging single drains Feb. 1, 2011
7765626 Drain-clearing device Aug. 3, 2010
7120943 Air-burst drain plunger Oct. 17, 2006
7000284 Drain vacuum attachment kit Feb. 21, 2006
6922854 Air-burst drain plunger Aug. 2, 2005
6859949 Toilet plunger apparatus Mar. 1, 2005
6813785 Plunger container Nov. 9, 2004
6719134 Toilet plunger storage device Apr. 13, 2004
6684417 Vented toilet plunger Feb. 3, 2004
6662381 Automated toilet plunging apparatus Dec. 16, 2003
6618873 Automatic feed waste disposal tool Sep. 16, 2003
6550074 Air-burst drain plunger Apr. 22, 2003
6519785 Sanitary plunger device Feb. 18, 2003
6510860 Adapter for drain clearing tool Jan. 28, 2003
6434760 Pressurized plunger apparatus Aug. 20, 2002
6216283 Elephant nose plunger Apr. 17, 2001
6038709 Toilet plunger holder and cover Mar. 21, 2000
5546613 Multi-purpose water pressure plunger Aug. 20, 1996
5537694 Multi-purpose water pressure plunger Jul. 23, 1996
5524296 Plunger device Jun. 11, 1996
5384918 Plunger device Jan. 31, 1995
5287564 Multi-purpose water pressure plunger Feb. 22, 1994
5261128 Multi-purpose water pressure plunger Nov. 16, 1993
5249311 Fluid pressure device for opening clogged pipes Oct. 5, 1993
5020166 Multi-purpose water pressure plunger Jun. 4, 1991
4768237 Toilet plunger Sep. 6, 1988

  Recently Added Patents
Adaptive switch mode LED system
Support for a parameterized query/view in complex event processing
Apparatus, system, and method for non-interruptively updating firmware on a redundant hardware controller
Calendar integration methods and systems for presentation of events having combined activity and location information
Single-wavelength correction method for luminescent homogeneous biological assay
Image sensor and method for fabricating the same
Tie down strap hook
  Randomly Featured Patents
Combretastatin A-4 phosphate prodrug mono- and di-organic amine salts, mono- and di- amino acid salts, and mono- and di-amino acid ester salts
Memory architecture
Nucleic acid and amino acid sequences relating to Streptococcus pneumoniae for diagnostics and therapeutics
Veterinary method for treating inappropriate elimination of urine in household pets
Print production system
Oxysulfonyl urea ACAT inhibitors
Delivery mechanism
Sports helmet with full flexible brim
Process for the preparation of mature human serum albumin
Method for blow molding and cooling plastic articles