Inventor
BERTRAND VIC
CA20 patents
⚠️ This page may combine multiple inventors who share the name “BERTRAND VIC”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
THE RITVIK GROUP INC
10 patentsUSD307774SMay 8, 1990
Construction toy block
THE RITVIK GROUP INC9 citations73
USD304220SOct 24, 1989
Axle element for a construction toy
THE RITVIK GROUP INC11 citations73
USD294373SFeb 23, 1988
Toy construction piece
THE RITVIK GROUP INC16 citations73
USD291585SAug 25, 1987
Toy construction figure
THE RITVIK GROUP INC13 citations73
USD290629SJun 30, 1987
Toy construction block
THE RITVIK GROUP INC7 citations73
USD303689SSep 26, 1989
Toy construction block
THE RITVIK GROUP INC3 citations62
USD297954SOct 4, 1988
Toy construction piece
THE RITVIK GROUP INC3 citations62
USD290720SJul 7, 1987
Toy construction block
THE RITVIK GROUP INC3 citations62
USD304471SNov 7, 1989
Connector element for a construction toy
THE RITVIK GROUP INC1 citations51
USD291099SJul 28, 1987
Toy construction piece
THE RITVIK GROUP INC1 citations51
RITVIK GROUP INC
5 patentsUS4919635AApr 24, 1990
Toy construction assembly
RITVIK GROUP INC38 citations92
US4740189AApr 26, 1988
Construction toy assembly
RITVIK GROUP INC29 citations92
US4809980AMar 7, 1989
Pictorial block puzzle
RITVIK GROUP INC22 citations81
US4826464AMay 2, 1989
Pivot structure and pivot joint for construction toy assemblies
RITVIK GROUP INC18 citations73
US4802876AFeb 7, 1989
Axle structure and axle joint for construction toy assembly
RITVIK GROUP INC7 citations73
BERTRAND VIC
4 patentsUS8210895B2Jul 3, 2012
Magnetic top system and method
BERTRAND VIC20 citations88
US8790151B2Jul 29, 2014
Toy construction base plate
BERTRAND VIC9 citations75
US8186640B2May 29, 2012
Portable drawing apparatus
BERTRAND VIC4 citations61
US8556676B2Oct 15, 2013
Magnetic top system and method
BERTRAND VIC3 citations58