COLTEC INDUSTRIES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 146
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 1132

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5657151 Polarization scrambler/modulatorDec 09, 93Aug 12, 97[G02F]
5556271 Valve system for capacity control of a screw compressor and method of manufacturing such valvesNov 23, 94Sep 17, 96[F16K, F04C]
5367875 Automated catalytic reduction systemDec 07, 92Nov 29, 94[F01N]
5297520 Fuel supply system with high turn down ratioNov 18, 92Mar 29, 94[F02B]
5287840 Cam sections for a "V"-type diesel engineJul 30, 92Feb 22, 94[F02M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0061,922 Annular Sealing DeviceAbandonedSep 08, 11Mar 15, 12[B23P, F16J]
2009/0241,983 Abrasive Dental Floss and Method of Making SameAbandonedMar 27, 08Oct 01, 09[A61C, B32B]
2005/0134,006 Multi-layer cylinder head gasket with resilient sealAbandonedNov 24, 04Jun 23, 05[F02F]
2005/0023,768 Head gasket assemblyAbandonedJul 28, 04Feb 03, 05[F02F]
2004/0112,679 System and method for lubricant flow control in a variable speed compressor packageAbandonedDec 13, 02Jun 17, 04[F16N]
2003/0223,897 Two-stage rotary screw fluid compressorAbandonedJun 03, 03Dec 04, 03[F04C, F01C]
6417065 Method of fabricating a bottom electrodeExpiredNov 20, 00Jul 09, 02[H01L]
6283716 Multistage blowdown valve for a compressor systemExpiredOct 21, 99Sep 04, 01[F04B]
6123272 Nozzle assemblyExpiredJul 13, 99Sep 26, 00[A62C]
6027322 Method and apparatus for adjusting the rotors of a rotary screw compressorExpiredOct 29, 97Feb 22, 00[F03C]
5908147 Carrying bag for a notebook computer and peripheralsExpiredJul 29, 97Jun 01, 99[A45C]
5521584 Apparatus and method for detecting iceExpiredOct 13, 93May 28, 96[G08B]
5263514 Boom control valveExpiredApr 20, 93Nov 23, 93[F16K]
5010487 Computer-based engine diagnostic methodExpiredMar 02, 89Apr 23, 91[G01M, G06F]
5000858 Method for removing hexavalent chromium from waterExpiredJul 17, 89Mar 19, 91[C02F]
4873954 Fail-safe idle bypass systemExpiredJul 27, 88Oct 17, 89[F02D]
4873955 Idle air flow shutoff valveExpiredSep 19, 88Oct 17, 89[F02D]
4798070 Combined thread rolling diesExpiredJul 01, 83Jan 17, 89[B21H]
4793219 Method of manufacturing non-slip thread rolling diesExpiredOct 26, 87Dec 27, 88[B21K]
4754927 Control vanes for thrust vector control nozzleExpiredDec 08, 86Jul 05, 88[B63H]

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