Applied Spectrum Technologies, 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Expired/Abandoned/Withdrawn Patents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
4724435 Bi-directional data telemetry systemExpiredNov 06, 85Feb 09, 88[H04Q, G08C]
4677686 Passive transmission of data over cable TV systemsExpiredJun 10, 83Jun 30, 87[H04H]
4672605 Data and voice communications systemExpiredMar 20, 84Jun 09, 87[H04J]
4433212 Telephone line interface circuitExpiredJun 21, 82Feb 21, 84[H04M]
4425642 Simultaneous transmission of two information signals within a band-limited communications channelExpiredJan 08, 82Jan 10, 84[H04J]
4425661 Data under voice communications systemExpiredSep 03, 81Jan 10, 84[H04L, H04J]

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!.