Inventor
DERBY NORWIN C
US58 patents
⚠️ This page may combine multiple inventors who share the name “DERBY NORWIN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUPER SACK MFG CORP
28 patentsUS4759473AJul 26, 1988
Collapsible receptacle with integral sling
SUPER SACK MFG CORP65 citations96
US4479243AOct 23, 1984
Collapsible receptacle with prefabricated lift loops and method of making
SUPER SACK MFG CORP85 citations96
US4224970ASep 30, 1980
Collapsible receptacle for flowable materials
SUPER SACK MFG CORP58 citations96
US4194652AMar 25, 1980
Collapsible receptacle for flowable materials
SUPER SACK MFG CORP137 citations96
US4143796AMar 13, 1979
Collapsible receptacle for flowable materials
SUPER SACK MFG CORP109 citations96
US5076710ADec 31, 1991
Spread strap flexible bulk container
SUPER SACK MFG CORP47 citations93
US4691371ASep 1, 1987
Receptacle having improved discharge spout
SUPER SACK MFG CORP42 citations93
US6592702B2Jul 15, 2003
Anti-static, anti-corrosion, and/or anti-microbial films, fabrics, and articles
SUPER SACK MFG CORP31 citations92
US6585843B2Jul 1, 2003
Anti-static, anti-corrosion, and/or anti-microbial films, fabrics, and articles
SUPER SACK MFG CORP28 citations92
US5865540AFeb 2, 1999
One piece flexible intermediate bulk container and process for manufacturing same
SUPER SACK MFG CORP24 citations92
US5695286ADec 9, 1997
Bottom lift bulk bag
SUPER SACK MFG CORP51 citations92
US5649767AJul 22, 1997
Baffle liner
SUPER SACK MFG CORP40 citations92
US6565256B2May 20, 2003
Bulk bag for dense materials
SUPER SACK MFG CORP18 citations84
US5842789ADec 1, 1998
One piece flexible intermediate bulk container and process for manufacturing same
SUPER SACK MFG CORP16 citations82
US5203633AApr 20, 1993
Spread strap flexible bulk container
SUPER SACK MFG CORP20 citations82
US5165802ANov 24, 1992
Spread strap flexible bulk container
SUPER SACK MFG CORP19 citations82
US7794148B2Sep 14, 2010
Bulk bag for dense materials
SUPER SACK MFG CORP7 citations74
US6210508B1Apr 3, 2001
Anti-microbial shoe lining, sock liner and process for manufacture of same
SUPER SACK MFG CORP6 citations74
US5951799ASep 14, 1999
Anti-microbial shoe lining and sock liner and process for manufacture of same
SUPER SACK MFG CORP13 citations74
US5924796AJul 20, 1999
One piece flexible intermediate bulk container and process for manufacturing same
SUPER SACK MFG CORP8 citations74
US5893644AApr 13, 1999
Glue bottom bulk container
SUPER SACK MFG CORP9 citations74
US5746862AMay 5, 1998
Method of making a liner for roll-off waste containers
SUPER SACK MFG CORP13 citations74
US5618113AApr 8, 1997
Bulk container with glued bottom
SUPER SACK MFG CORP6 citations74
US5490828AFeb 13, 1996
Bulk container and process for manufacture of same
SUPER SACK MFG CORP9 citations74
US5158367AOct 27, 1992
Spread strap flexible bulk container
SUPER SACK MFG CORP17 citations74
US4878600ANov 7, 1989
Static controlled discharge spout
SUPER SACK MFG CORP18 citations74
US6453637B2Sep 24, 2002
Insect control for buildings
SUPER SACK MFG CORP5 citations72
US6370834B1Apr 16, 2002
Insect control for buildings
SUPER SACK MFG CORP9 citations72
BAG CORP
12 patentsUS5158369AOct 27, 1992
Stabilized flexible container for flowable materials
BAG CORP57 citations96
US5109893AMay 5, 1992
Vacuum fill system
BAG CORP99 citations96
US5518048AMay 21, 1996
Full sack compressor
BAG CORP28 citations93
US5503517AApr 2, 1996
Slip sheet and method of use of same
BAG CORP40 citations93
US5234037AAug 10, 1993
Vacuum fill system
BAG CORP39 citations93
US5230689AJul 27, 1993
Method of making stabilized flexible container for flowable materials
BAG CORP42 citations93
US4833008AMay 23, 1989
Metalized fabric
BAG CORP38 citations93
US5531252AJul 2, 1996
Vacuum fill system
BAG CORP39 citations92
US5513682AMay 7, 1996
Vacuum fill system
BAG CORP16 citations74
US5509451AApr 23, 1996
Vacuum fill system
BAG CORP8 citations74
US5447183ASep 5, 1995
Vacuum fill system
BAG CORP15 citations74
US5279339AJan 18, 1994
Full sack compressor
BAG CORP15 citations74
BETTER AGRICULTURAL GOALS INC
4 patentsUS4903859AFeb 27, 1990
Container for flowable materials
BETTER AGRICULTURAL GOALS INC123 citations94
US4811419AMar 7, 1989
Receptacle having improved hopper
BETTER AGRICULTURAL GOALS INC29 citations92
US4909410AMar 20, 1990
Protective cover for bulk container
BETTER AGRICULTURAL GOALS INC26 citations91
US4865218ASep 12, 1989
Protective cover for bulk container
BETTER AGRICULTURAL GOALS INC31 citations91
BETTER AGRICULTURAL GOALS CORP
3 patentsSUPER SACK MANUFACTURING COMPA
2 patentsSUPER SACK MANUFACTURING CO
1 patentShowing the top 50 of 58 patents by PatentIndex Score.