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Browse by Category: Main > Chemistry
Class Information
Number: 429/174
Name: Chemistry: electrical current producing apparatus, product, and process > Current producing cell, elements, subcombinations and compositions for use therewith and adjuncts > Cell enclosure structure, e.g., housing, casing, container, cover, etc. > Cylindrical unit cell type, e.g., cup container electrode, tubular electrode, casing, etc. > Having seal material
Description: Apparatus having means preventing either ingress or egress of a fluid, i.e., sealing material.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8673481 Battery system Mar. 18, 2014
8673485 Cylindrical battery and gasket for use in same Mar. 18, 2014
8673482 Secondary battery including an extension wall Mar. 18, 2014
8673483 Sealed battery Mar. 18, 2014
8663838 Cylindrical secondary battery including center pin having improved structure Mar. 4, 2014
8663835 Cap assembly and secondary battery having the same Mar. 4, 2014
8652618 Multi-layer film Feb. 18, 2014
8642207 Cylindrical secondary battery Feb. 4, 2014
8603668 Secondary battery Dec. 10, 2013
8597824 Lithium secondary battery Dec. 3, 2013
8592077 Rechargeable battery Nov. 26, 2013
8592080 Secondary battery Nov. 26, 2013
8592078 Lithium ion battery Nov. 26, 2013
8586232 Button cell without flanging and method of making same Nov. 19, 2013
8563156 Center pin for secondary battery and secondary battery having the same Oct. 22, 2013
8551635 Power supply device and vehicle including power supply device Oct. 8, 2013
8541132 Secondary battery Sep. 24, 2013
8399124 Vapor transmission resistant seal members for nonaqueous electrochemical cells Mar. 19, 2013
8389154 Battery cell design and method of its construction Mar. 5, 2013
8389153 Battery Mar. 5, 2013
8357465 Galvanic element with a high capacity Jan. 22, 2013
8313851 Lithium rechargeable battery Nov. 20, 2012
8304107 Cylindrical lithium rechargeable battery Nov. 6, 2012
8298702 Spiral electrode rectangular battery Oct. 30, 2012
8263240 Secondary battery having a gasket with coupling extensions Sep. 11, 2012
8211567 Sealed battery, and vehicle equipped therewith Jul. 3, 2012
8206846 Middle or large-sized battery module of improved safety Jun. 26, 2012
8206850 Alkaline battery and battery pack Jun. 26, 2012
8202328 Battery part Jun. 19, 2012
8187743 Cylindrical type secondary battery with upper and lower battery assemblies and fabrication method thereof May. 29, 2012
8178226 Film-covered electric device and method of manufacturing same May. 15, 2012
8173296 Lithium rechargeable battery May. 8, 2012
8129045 Electrochemical element Mar. 6, 2012
8097358 Cylindrical secondary battery Jan. 17, 2012
8092938 Secondary battery and method of fabricating the same Jan. 10, 2012
RE43063 Integrated cap assembly of a secondary battery and fabricating method thereof Jan. 3, 2012
8076015 Battery cell with improved pressure relief vent Dec. 13, 2011
8071230 High rate charging and discharging cylindrical secondary battery Dec. 6, 2011
8062787 Secondary battery and method of manufacturing the secondary battery Nov. 22, 2011
8048559 Secondary battery and method of making the secondary battery Nov. 1, 2011
8043986 Sealing glass composition, method and article Oct. 25, 2011
8021774 Secondary battery and method of fabricating the same Sep. 20, 2011
8017266 Battery having positive temperature coefficient element Sep. 13, 2011
RE42696 Electrode assembly and lithium ion secondary battery using the same Sep. 13, 2011
7998613 Lithium ion secondary battery having enhanced weldability and sealing capability Aug. 16, 2011
7993778 Lithium ion secondary battery having safety vent responsive to temperature and pressure Aug. 9, 2011
7981541 Nonaqueous electrolyte secondary battery Jul. 19, 2011
7968228 Secondary battery Jun. 28, 2011
7960055 Secondary battery Jun. 14, 2011
7960054 Packaged thin film batteries Jun. 14, 2011

1 2 3 4 5 6 7 8










 
 
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