The Audichron Company

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Expired/Abandoned/Withdrawn Patents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
4791666 Automatic intercept system interface for electromechanical telephone central officeExpiredJun 19, 87Dec 13, 88[H04M]
4446337 Method and apparatus for revertive automatic intercept message delivery in a telephone systemExpiredJun 07, 82May 01, 84[H04M]
4406925 Message delivery systemExpiredAug 24, 81Sep 27, 83[HO4M]
4389546 Digital announcement system including remote loading and interrogationExpiredMar 23, 81Jun 21, 83[H04M]

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!.