Imperial Group Limited

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Expired/Abandoned/Withdrawn Patents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
4582071 Tipping assembly for an elongate smoking articleExpiredNov 30, 81Apr 15, 86[A24D]
4434804 Smoking articleExpiredJun 09, 81Mar 06, 84[A24B]
4417934 Monitoring a deposit on a travelling webExpiredOct 16, 81Nov 29, 83[B32B]
4373806 Dynamic timing of rotating or reciprocating machine partsExpiredAug 26, 80Feb 15, 83[G01P]
4355535 Apparatus for automatically measuring the properties of air-permeable rod-like articlesExpiredOct 15, 80Oct 26, 82[G01M]
4340072 Smokeable deviceExpiredNov 12, 80Jul 20, 82[A24D]
4337783 Forming sheet from reconstituted tobaccoExpiredFeb 03, 81Jul 06, 82[A24B]
4286605 Treating sheet material for making cigar wrappersExpiredJul 06, 79Sep 01, 81[A24B, A24D]
4226703 Electro-static tobacco separatorExpiredAug 11, 78Oct 07, 80[B03C]
4199267 Treatment of slurries and liquidsExpiredSep 12, 78Apr 22, 80[B01F]

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!.