Inventor
DRUMMOND MICHAEL T
US22 patents
⚠️ This page may combine multiple inventors who share the name “DRUMMOND MICHAEL T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONOCO PRODUCTS CO
11 patentsUS5076440ADec 31, 1991
Easy-open container having improved label
SONOCO PRODUCTS CO59 citations96
US5829669ANov 3, 1998
Tubular container and methods and apparatus for manufacturing same
SONOCO PRODUCTS CO64 citations95
US5494215AFeb 27, 1996
Easy-open container having directionally-oriented label tear
SONOCO PRODUCTS CO45 citations95
US5487506AJan 30, 1996
Easy-open container having an improved reinforcing and tear strip
SONOCO PRODUCTS CO84 citations95
US5251809AOct 12, 1993
Easy-open container for refrigerated dough products and the like
SONOCO PRODUCTS CO77 citations93
US5556365ASep 17, 1996
Spirally-wound easy-open container having a score cut opening panel
SONOCO PRODUCTS CO40 citations92
US5547451AAug 20, 1996
Easy-open container having directionally-oriented label tear
SONOCO PRODUCTS CO20 citations91
US5857613AJan 12, 1999
Easy-open container for refrigerated dough products and the like
SONOCO PRODUCTS CO28 citations90
US6391135B1May 21, 2002
Methods and apparatus for manufacturing tubular containers
SONOCO PRODUCTS CO7 citations73
US5482205AJan 9, 1996
Spirally-wound easy-open container having a score cut opening panel
SONOCO PRODUCTS CO13 citations73
US5713824AFeb 3, 1998
Method for forming an easy-open container having an improved reinforcing and tear strip
SONOCO PRODUCTS CO12 citations72
SONOCO DEV INC
9 patentsUS6857561B2Feb 22, 2005
Composite container with membrane and bead closure system
SONOCO DEV INC58 citations96
US5979748ANov 9, 1999
Tubular container with a heat seal having an inner and outer bead and method of manufacturing said container
SONOCO DEV INC55 citations96
US6264098B1Jul 24, 2001
Tubular container with a heat seal having non-symmetrical inner and outer beads
SONOCO DEV INC68 citations95
US6234386B1May 22, 2001
Container with heat seal surface having a substantially planar portion
SONOCO DEV INC102 citations93
US6881286B2Apr 19, 2005
Tubular container with a heat seal having non-symmetrical inner and outer beads
SONOCO DEV INC36 citations92
US6296600B1Oct 2, 2001
Composite container having foamed adhesive
SONOCO DEV INC30 citations92
US6196450B1Mar 6, 2001
Easy-open composite container with a membrane-type closure
SONOCO DEV INC43 citations92
US6135346AOct 24, 2000
Composite container having foamed adhesive
SONOCO DEV INC22 citations92
US8651311B1Feb 18, 2014
Measuring scoop and support for a container
SONOCO DEV INC43 citations90