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Class Information
Number: 141/24
Name: Fluent material handling, with receiver or receiver coacting means > Filling or refilling of dispensers > By operation of means causing or controlling dispensing > Removable dispenser is supply container closure > Expansible chamber dispenser > Resilient wall
Description: Devices having one or more walls or portions thereof which may be distorted or deflected by application of a force and which return to their original position when the force is removed.

Patents under this class:

Patent Number Title Of Patent Date Issued
8550131 Liquid dispensing device, system and method Oct. 8, 2013
8517219 Measuring device and method to use it Aug. 27, 2013
8359971 Leak resistant siphoning device for use in fluid transfer Jan. 29, 2013
8336735 Dropper for use at night or in other low-light conditions Dec. 25, 2012
7882859 System for preparing and making available a flowable medium formed by mixing a dry substance with a fluid Feb. 8, 2011
7837069 Dropper for use at night or in other low-light conditions Nov. 23, 2010
7032628 Mobile prepressurized diaphragm type fluid storage tank Apr. 25, 2006
6994127 Injection device with re-usable pressure generating means Feb. 7, 2006
6725887 Process for filling a mixture of at least two monomeric and/or oligomeric components into a container Apr. 27, 2004
6481600 Dropper assembly Nov. 19, 2002
6352165 Replacement cap and pressurizing mechanism for bottle Mar. 5, 2002
6003702 Vial with resealable connector assembly having a membrane and a multi-configuration fluid access device Dec. 21, 1999
5769278 Adjustable measured dose dropper Jun. 23, 1998
5702019 Vial having resealable membrane assembly activated by a medical delivery device Dec. 30, 1997
5485779 Device for selectively pressurizing or evacuating a chamber with an oscillating air source by metering air through a valve system and a device for drawing into, retaining and evacuating materi Jan. 23, 1996
5464048 Liquid dispenser bottles with reservoirs for droppers Nov. 7, 1995
5394789 Manually operable device for metering air through a valve system for drawing into, retaining and evacuating material from a chamber Mar. 7, 1995
5343909 Liquid transfer device Sep. 6, 1994
5307847 Applicator for fluid products May. 3, 1994
5226572 Bulb actuator for dropper closure Jul. 13, 1993
5137175 Fluid storing and dispensing Aug. 11, 1992
4955745 Bottle with applicator Sep. 11, 1990
4899789 Metering device for liquids Feb. 13, 1990
4852620 Pipette with inverted bellows Aug. 1, 1989
4779768 Volumetric dispensing pipette Oct. 25, 1988
4750647 Non-aerosol dispenser Jun. 14, 1988
4738379 Cartridge and its extractor Apr. 19, 1988
4690579 Brush extension device Sep. 1, 1987
4671330 Container with removable transfer flask Jun. 9, 1987
4633922 Cap-, dropper- and ring assembly for bottles Jan. 6, 1987
4573503 Ink dropper closure Mar. 4, 1986
4416400 One piece dispenser Nov. 22, 1983
4376591 Container cap with neck abutting retractable liquid pickup structure Mar. 15, 1983
4364516 Injector Dec. 21, 1982
4286633 Dropper assembly Sep. 1, 1981
4192360 Spoon dropper Mar. 11, 1980
4056129 Closable sterile container Nov. 1, 1977

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