Resources Contact Us Home
Browse by Category: Main > Chemistry
Class Information
Number: 429/36
Name: Chemistry: electrical current producing apparatus, product, and process > Fuel cell, subcombination thereof or methods of operating > Housing member, seal, spacer or fluid distributing or directing means > Having sealing feature > Having bonded seal, e.g., welded, adhesive, molded in situ, etc.
Description: Apparatus wherein the sealing feature is composed of an integral bond between elements.

Sub-classes under this class:

Class Number Class Name Patents
429/37 Having clamping means 157

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
7704625 Fuel cell Apr. 27, 2010
7700215 Clad current carrier for a solid oxide fuel cell stack Apr. 20, 2010
7695846 Membrane based electrochemical cell stacks Apr. 13, 2010
7687182 Pressurized coolant for stamped plate fuel cell without diffusion media in the inactive feed region Mar. 30, 2010
7687181 Channel-based electrochemical cassettes Mar. 30, 2010
7687175 Hybrid bipolar plate assembly and devices incorporating same Mar. 30, 2010
7678489 Process for producing a fuel cell separator Mar. 16, 2010
7678488 Integrated and modular BSP/MEA/manifold plates for fuel cells Mar. 16, 2010
7674550 Fuel cell Mar. 9, 2010
7670707 Electrical contacts for fuel cells Mar. 2, 2010
7662500 Package for a miniature fuel cell Feb. 16, 2010
7655339 Molded fuel cell plates with seals Feb. 2, 2010
7651805 Fuel cell having sealant for sealing a solid polymer electrolyte membrane Jan. 26, 2010
7645535 Method and materials for bonding electrodes to interconnect layers in solid oxide fuel cell stacks Jan. 12, 2010
7638222 Porous, gas permeable layer substructure for a thin, gas tight layer for use as a functional component in high temperature fuel cells Dec. 29, 2009
7629064 Manifold sealing and corrosion preventive interface plate for a fuel cell stack Dec. 8, 2009
7615307 Low equivalent weight ionomer Nov. 10, 2009
7601450 Hybrid interconnect for a solid-oxide fuel cell stack Oct. 13, 2009
7597986 Method and apparatus for gasketing a fuel cell Oct. 6, 2009
7597984 Fuel cell bipolar plates with multiple active areas separated by non-conductive frame header Oct. 6, 2009
7597983 Edge stress relief in diffusion media Oct. 6, 2009
7597979 Structure of integrated packed fuel cell Oct. 6, 2009
7595126 PEM fuel cell assembly formed of modular sub-assemblies Sep. 29, 2009
7585583 Metal stack for fuel cells or electrolysers Sep. 8, 2009
7585582 Fuel cell module utilizing wave-shaped flow board Sep. 8, 2009
7579102 Low equivalent weight ionomer Aug. 25, 2009
7572533 Flat panel direct methanol fuel cell and method of making the same Aug. 11, 2009
7572539 Polymer electrolyte fuel cell Aug. 11, 2009
7569290 Flat panel direct methanol fuel cell and method for making the same Aug. 4, 2009
7569083 Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodes Aug. 4, 2009
7560077 Compact chemical reactor with reactor frame Jul. 14, 2009
7553577 Sealing structure of fuel cell and process for molding rubber packing Jun. 30, 2009
7553578 Fuel cell membrane electrode assembly with sealing surfaces Jun. 30, 2009
7553579 Solid oxide fuel cell stack with floating cells Jun. 30, 2009
7550174 Low contact resistance bonding method for bipolar plates in a PEM fuel cell Jun. 23, 2009
7550018 Method of producing a sealing arrangement for a fuel cell stack and a sealing arrangement for a fuel cell stack Jun. 23, 2009
7544219 Gasketed membrane-electrode-assembly and fuel cell system employing the same Jun. 9, 2009
7534465 Fuel cell assembly and method for bonding a separator and an electrolyte layer of a fuel cell assembly May. 19, 2009
7534517 Fuel cell and method for manufacture thereof May. 19, 2009
7534518 Cell for solid polymer electrolyte fuel cell with improved gas flow sealing May. 19, 2009
7531265 Fuel cell May. 12, 2009
7531263 Method of fabricating a flat panel direct methanol fuel cell May. 12, 2009
7524574 Membrane electrochemical generator Apr. 28, 2009
7521387 Alkali-free composite sealant materials for solid oxide fuel cells Apr. 21, 2009
7507493 Electrochemical cell having protection against creep Mar. 24, 2009
7504174 Unitized membrane electrode assembly and process for its preparation Mar. 17, 2009
7504173 Constituent part for fuel cell Mar. 17, 2009
7498096 Seal arrangement for fuel cells Mar. 3, 2009
7494732 Fuel cell device with varied active area sizes Feb. 24, 2009
7488550 Fuel cell with a seal member integrally formed on a metal separator Feb. 10, 2009

1 2 3 4 5 6 7

  Recently Added Patents
Probe for ultrasound diagnostic apparatus
Polarization preserving front projection screen microstructures
Wristband with detachable labels
Display apparatus, control method thereof, and program
Targeting agents for enhancing radiation therapy
Stable file system
Method, apparatus and article for detection of transponder tagged objects, for example during surgery
  Randomly Featured Patents
Flash EEPROM with controlled discharge time of the word lines and source potentials after erase
Connectors with shroud having internal grounded shield
Electrostatic chuck assembly
Control system for internal combustion engine
Systems and methods for low contamination, high throughput handling of workpieces for vacuum processing
System and memory for sequential multi-plane page memory operations
Autonomous acoustic detonation device
Process for producing an elongated sintered article
Signal generator for suppression of fuel supply actuation at top engine speed
Bolt action rifle with safety latching mechanism