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DUPUY ENG SA

Overview
  • Total Patents
    75
About

DUPUY ENG SA has a total of 75 patent applications. Its first patent ever was published in 1978. It filed its patents most often in France, EPO (European Patent Office) and Portugal. Its main competitors in its focus markets packaging and shipping, textiles and paper and surface technology and coating are LISSNER & CO GEB, OY JOPAMAC AB and ANHUI SHIPINJIA IND PRODUCT DESIGN CO LTD.

Patent filings per year

Chart showing DUPUY ENG SAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dupuy Francois 23
#2 Chaygneaud-Dupuy Francois 22
#3 Rossollin Jean-Claude 3
#4 Francois Chaygneaud Dupuy 2
#5 Jiyan Kuroodo Rotsusorin 1
#6 Dupuy Bouex Francois 1
#7 Dupuy Chaygneaud Francois 1
#8 Francois Dupuy 1
#9 Dupuy F 1

Latest patents

Publication Filing date Title
FR2663002A2 Improvements to a folding box provided with a re-closable spout
CN1041326A The folding package that has inner casing, device that these package center article are packed and the device of making these packages
FR2644430A1 Foldable box with a closable spout
FR2634732A1 Station for closing and sealing the open end of a lining arranged within a packaging box and method employed
FR2634733A1 Folding package provided with a reclosable spout
FR2632610A1 Method for manufacturing sheets for covering windows from foldable display boxes, windows made thereof and packaging boxes provided with such windows
ES2006548A6 Blanks for producing packaging boxes, boxes obtained using such blanks and method for producing such blanks
FR2620426A1 Foldable package with interior bag and manufacturing method
FR2618410A1 Folding display box provided with a built-in wedging element
FR2618125A1 Foldable box with automatic background, cut for producing the same and manufacturing method
FR2611586A1 DEVICE FOR THE ASSEMBLY OF CUTTERS IN PARTICULAR FOR THE PRODUCTION OF PACKAGINGS
FR2599335A1 Window presentation box
FR2576836A1 Method and device for laser grooving of plastic sheets
ES8601015A1 Selective reinforcement of scored cardboard blanks for boxes
PT79799A Process for strengthening boxes
FI845055A0 Foerfarande foer foerstaerkning av pappkartonger.
CA1254427A Method of reinforcing cardboard boxes
FR2563467A2 Improvement in circular machines for the automatic manufacture of presentation boxes
ZA8306417B Circular machine for automatic manufacturing of display packages
FR2553028A1 Process for reinforcing cardboard boxes