V-Tech, Inc.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

  • No Technology to Display

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

  • No Recent Patents to Display

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5419870 Antibody testing systemExpiredNov 23, 92May 30, 95[G01N]
5388392 Apparatus for powder filling antibody testing devicesExpiredOct 05, 92Feb 14, 95[B30B, B65B]
5334538 Gold sol immunoassay system and deviceExpiredJan 09, 92Aug 02, 94[G01N]
5132232 Method and apparatus for preparation of liquids for examinationExpiredJul 13, 87Jul 21, 92[G01N]
5125278 Volumetric pipetteExpiredOct 18, 90Jun 30, 92[G01N]
5084241 Apparatus including a sample petter tube for obtaining reproducible liquid samples of small volumeExpiredJan 26, 90Jan 28, 92[G01N]
5035494 Molded plastic article assembly meansExpiredMar 01, 90Jul 30, 91[G01N, G02B]
D306645 Pregnancy test kitExpiredDec 14, 87Mar 13, 90[]
4748042 Method and apparatus for imprinting membranes with patterns of antibodyExpiredMar 31, 87May 31, 88[A01N, G01N]
4735905 Specimen-gathering apparatus and methodExpiredAug 15, 86Apr 05, 88[G01N, B01L]
4607921 Wet mount microscopic examination slide IIExpiredSep 07, 83Aug 26, 86[G01N, G02B]

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!.