INTERNATIONAL TAPETRONICS CORPORATION, AN IL CORP.

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Expired/Abandoned/Withdrawn Patents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
4797753 Monitor for visually indicating wear on record mediaExpiredOct 10, 86Jan 10, 89[G01N, G11B]
4695003 Self adjusting endless loop tape cartridgeExpiredJun 23, 86Sep 22, 87[G11B]
4394989 Adjustable endless loop tape cartridge with shipping lockExpiredApr 30, 81Jul 26, 83[G11B]
4393423 Endless loop tape magazine, and a recording and/or playback machine utilizing the magazineExpiredMay 11, 81Jul 12, 83[G11B]
4367850 Endless loop tape cartridgeExpiredDec 08, 80Jan 11, 83[G11B]
4325087 Magnetic marker for locating a splice within magnetic tapeExpiredFeb 29, 80Apr 13, 82[G11B]
4293882 Endless loop tape magazine, and a recording and/or playback machine utilizing the magazineExpiredApr 05, 79Oct 06, 81[G11B]
4271440 Automatic tape cartridge handling systemExpiredApr 06, 79Jun 02, 81[G11B]
4268877 Recording and/or playback machine which affords use of various sized magazinesExpiredMar 23, 79May 19, 81[G11B]
4221316 NAB Tape cartridge eraser and splice finderExpiredMar 07, 78Sep 09, 80[B65H, G11B]
4219167 Dual capstan tape transport mechanismExpiredNov 13, 78Aug 26, 80[G11B]
D255793 Automatic tape cartridge selecting and playing mechanismExpiredApr 11, 78Jul 08, 80[D140]
4193103 Magnetic transducer headExpiredOct 02, 78Mar 11, 80[G11B]

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!.