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Class Information
Number: 220/2.1R
Name: Receptacles > Envelope for electric lamp or similar device
Description:










Sub-classes under this class:

Class Number Class Name Patents
220/2.3R Partly of conducting material 23
220/2.1A Tv tube 225
220/2.2 With evacuating stem or valve 28


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8710728 Bezel-less electronic display Apr. 29, 2014
8618726 Field emission panel, liquid crystal display having the same, field emission display having the same and method for packaging field emission panel Dec. 31, 2013
8264135 Bezel-less electronic display Sep. 11, 2012
8123582 Manufacturing method of airtight container and image displaying apparatus Feb. 28, 2012
8106589 Direct-current high voltage discharge bulb for vehicle lamp Jan. 31, 2012
8033886 Manufacturing method of airtight container and image displaying apparatus Oct. 11, 2011
7859181 Bezel-less electronic display Dec. 28, 2010
7806551 Halloween trick bowl Oct. 5, 2010
7800303 Seal for light emitting display device, method, and apparatus Sep. 21, 2010
7741237 Sealing composition for sealing aluminum nitride and aluminum oxynitride ceramics Jun. 22, 2010
RE41233 Cathode ray tube Apr. 20, 2010
7462980 Cathode ray tube Dec. 9, 2008
7453196 Fluorescent lamp with cavity tube Nov. 18, 2008
7443092 Fluorescent lamp including a multi-ringed bulb Oct. 28, 2008
7417365 Image display device having electrical lead connections fixed through a portion of an exhausting pipe body Aug. 26, 2008
7298076 Bezel-less electronic display Nov. 20, 2007
7242137 Cathode ray tube with cone having non-circular cross-section Jul. 10, 2007
7205037 Tubulation tubing of display panel Apr. 17, 2007
7189956 Photomultiplier and radiation detector Mar. 13, 2007
7148616 Color picture tube Dec. 12, 2006
7109647 Lightweight flat screen color cathode ray tube Sep. 19, 2006
7098585 Cathode ray tube including a funnel with a non-circular shaped funnel yoke portion Aug. 29, 2006
7095165 Color cathode ray tube Aug. 22, 2006
7084561 Panel for flat type color cathode ray tube Aug. 1, 2006
7075222 Color cathode ray tube Jul. 11, 2006
7061172 Cathode ray tube having improved structure of a flat panel Jun. 13, 2006
7015635 Color cathode ray tube Mar. 21, 2006
7005796 Fluid exchange system for displays Feb. 28, 2006
7005790 Glass funnel for cathode-ray tube and glass bulb for cathode-ray tube Feb. 28, 2006
7005792 Color cathode ray tube Feb. 28, 2006
6998161 Tubulation tubing of display panel Feb. 14, 2006
6991125 Glass frame Jan. 31, 2006
6987351 Flat panel for use in a cathode ray tube Jan. 17, 2006
6933668 Color cathode ray tube Aug. 23, 2005
6919678 Bezel-less electric display Jul. 19, 2005
6885143 Cathode ray tube with offset deflection center Apr. 26, 2005
6833664 Implosion proof structure in flat cathode ray tube Dec. 21, 2004
6831026 Essentially lead free glass and a glass tube made therefrom Dec. 14, 2004
6822383 CRT panel glass containing SrO and BaO Nov. 23, 2004
6812632 Glass funnel for a cathode ray tube and a cathode ray tube Nov. 2, 2004
6806636 Flat CRT with improved coating Oct. 19, 2004
6791267 High pressure discharge lamps, lighting systems, head lamps for automobiles and light emitting vessels for high pressure discharge lamps Sep. 14, 2004
6774553 Cathode-ray tube Aug. 10, 2004
6744205 Discharge lamp with improved light distribution characteristics Jun. 1, 2004
6727640 Glass bulb for a cathode-ray tube and a cathode-ray tube device Apr. 27, 2004
6685525 Method for manufacturing an incandescent lamp Feb. 3, 2004
6680565 Cathode-ray tube Jan. 20, 2004
6642656 Corrosion-resistant alumina member and arc tube for high-intensity discharge lamp Nov. 4, 2003
6628062 CRT panel having specified inner surface arc curvatures Sep. 30, 2003
6597097 Cathode ray tube having panel with improved tensile stress Jul. 22, 2003

1 2 3










 
 
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