V. L. CHURCHILL LIMITED

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5353629 Smoke meterJul 01, 92Oct 11, 94[G01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5596155 Gas sampling probeExpiredJan 17, 95Jan 21, 97[G01N]
5532927 Automotive diagnostic toolExpiredSep 02, 93Jul 02, 96[G01M, G06F, G01R]
5243766 Wheel alignment measurement systemExpiredJul 31, 92Sep 14, 93[G01B]
4574489 Wheel alignment gaugeExpiredApr 01, 85Mar 11, 86[G01B]
4561297 Hand-held diesel engine injection testerExpiredFeb 17, 84Dec 31, 85[G01M]
4408399 Wheel alignment gaugeExpiredNov 20, 81Oct 11, 83[G01B]

Top Inventors for This Owner

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