Intertech Resources Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 2238
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5606131 Piston manometer with spring constant dependent upon positionNov 27, 95Feb 25, 97[G01L, A61B]
5101834 Breathing circuit with slidable gas sampling tubeMar 01, 91Apr 07, 92[B23P, A61B]
RE32553 Exhalation valve assemblyOct 15, 84Dec 08, 87[F16K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D327338 Manual resuscitatorExpiredMar 30, 90Jun 23, 92[]
D321419 Face maskExpiredNov 09, 89Nov 05, 91[]
5036840 Nebulizer systemExpiredJun 20, 90Aug 06, 91[A61M]
4774941 Resuscitator bagExpiredDec 11, 86Oct 04, 88[A62B]
4753758 Respiratory humidifierExpiredApr 02, 87Jun 28, 88[B01F, A61M]
4712580 Exhalation valve assemblyExpiredMar 21, 86Dec 15, 87[F16K]
4657713 Heated respiratory therapy humidifierExpiredApr 03, 85Apr 14, 87[B01F, A61M]
4637384 Coaxial breathing circuitExpiredFeb 15, 85Jan 20, 87[A61M]
4532088 Heated respiratory therapy humidifierExpiredMay 19, 83Jul 30, 85[B01F]
4529867 Humidifier and heaterExpiredFeb 09, 84Jul 16, 85[F24H, F16K]
4307903 Antidisconnect harness for medical connectionsExpiredJan 19, 79Dec 29, 81[F16L]
4291838 Nebulizer and associated heaterExpiredDec 26, 79Sep 29, 81[B05B]
4267974 Nebulizer deviceExpiredJul 25, 79May 19, 81[B67D, A61M]
4241739 Volume calculator for incentive spirometerExpiredNov 13, 78Dec 30, 80[A61B]
4241756 Exhalation valve assemblyExpiredNov 29, 78Dec 30, 80[F16K]
4231973 Nebulizer with variable flow rate control and associated methodExpiredSep 29, 78Nov 04, 80[B01F, A61M]
4202334 Cap and stopperExpiredFeb 28, 78May 13, 80[A61J]
4183361 Respiratory exercising deviceExpiredFeb 27, 78Jan 15, 80[A63B]
4182347 Air inhalation flow rate measuring deviceExpiredFeb 27, 78Jan 08, 80[A61B]

Top Inventors for This Owner

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