DOVER/HASSTECH ACQUISITION, INC.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B67D DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR 141

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5484000 Vapor recovery and processing system and methodApr 01, 94Jan 16, 96[B67D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5557965 Pipeline leak detectorExpiredOct 20, 94Sep 24, 96[G01M]
5316057 Vapor recovery system testerExpiredApr 28, 93May 31, 94[B65B]
5315862 Flow meterExpiredDec 05, 91May 31, 94[G01M]
5244018 Bellowless vapor recovery nozzleExpiredAug 07, 92Sep 14, 93[B65B]
5050634 Very low differential pressure switchExpiredDec 28, 90Sep 24, 91[G05D]
4983364 Multi-mode combustorExpiredJul 17, 87Jan 08, 91[B01J]
4969749 Apparatus and method for measurement of average temperature change in a storage tankExpiredNov 10, 88Nov 13, 90[G01K]
4917599 Burner for combustible gasesExpiredDec 29, 88Apr 17, 90[F23D]
4827762 System and method for automatically monitoring liquid volume changes in storage tanksExpiredJun 15, 87May 09, 89[G01M]
4672842 System and method for automatically monitoring liquid volume changes in storage tanksExpiredJun 26, 85Jun 16, 87[G01M]
4295504 Gasoline vapor recovery systemExpiredDec 26, 79Oct 20, 81[B67C, B65B]
4295505 Gasoline vapor recovery systemExpiredDec 26, 79Oct 20, 81[B65B]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.