Vacco Industries, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
F02G HOT-GAS OR COMBUSTION- PRODUCT POSITIVE-DISPLaCEMENT ENGINE PLANTS 122
 
  
 
F17D PIPE-LINE SYSTEMS; PIPE-LINES 113

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6510948 Multiple radial arm etched disc filter elementJul 14, 00Jan 28, 03[B01D]
6450197 Magnetically actuated valve systemJan 26, 01Sep 17, 02[F17D]
6334301 Assembly of etched sheets forming a fluidic moduleFeb 25, 99Jan 01, 02[F02G]
5711877 Etched disc with crosshatch patternNov 12, 96Jan 27, 98[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5935424 Close tolerance, low flow, flow control device using etched discsExpiredAug 26, 97Aug 10, 99[B01D]
5024418 Fluid flow rate control deviceExpiredSep 07, 89Jun 18, 91[F16K]
4883588 Underwater filter systemExpiredMay 29, 87Nov 28, 89[B01D]
4726900 Stacked sheet filter elementExpiredJul 29, 86Feb 23, 88[B01D]
4698998 Pressure calibration systems and control valve assembliesExpiredJul 22, 86Oct 13, 87[F16K, G01L]
4631126 Filter insert systemExpiredOct 25, 82Dec 23, 86[B01D]
4456033 Perforated sheet stock flow restrictorExpiredOct 09, 81Jun 26, 84[F15D]
4398563 Multi-tube flow restrictorExpiredSep 28, 81Aug 16, 83[F15D]
4352373 Disc-reel sound suppressorExpiredAug 21, 80Oct 05, 82[F16K]

Top Inventors for This Owner

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