DARBY BANK & TRUST CO.

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Expired/Abandoned/Withdrawn Patents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
5202892 Pulse forming and delivery systemExpiredNov 08, 91Apr 13, 93[H01S]
5164343 Ion-exchangeable phosphate glass compositions and strengthened optical quality glass articlesExpiredMay 22, 91Nov 17, 92[C09K, C03C]
5053360 Ion-exchangeable phosphate glass compositions and strengthened optical quality glass articlesExpiredJun 29, 89Oct 01, 91[C09K, C03C]
4962067 Erbium laser glass compositionsExpiredJul 14, 89Oct 09, 90[C03C]
4875920 Ion-exchangeable phosphate glass compositions and strengthened optical quality glass articlesExpiredDec 04, 87Oct 24, 89[C03C]
4849002 Ion-exchangeable germanate method for strengthened germanate glass articlesExpiredOct 27, 87Jul 18, 89[C03C]
4770811 Sensitized laser glassExpiredMar 22, 85Sep 13, 88[C03C]
4601288 Laser device and methodExpiredFeb 21, 85Jul 22, 86[A61B]
4525842 Laser device and methodExpiredFeb 24, 84Jun 25, 85[H01S]
4333848 Athermal laser glass compositionExpiredDec 03, 80Jun 08, 82[C09K, C03C]
4248732 Laser phosphate glass compositionsExpiredFeb 14, 78Feb 03, 81[C09K, C03C]

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!.