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MELCHERT FA FRANZ KARL

Overview
  • Total Patents
    17
About

MELCHERT FA FRANZ KARL has a total of 17 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Germany. Its main competitors in its focus markets civil engineering and transport are CORBIN CO, THIRARD ETS and KANKKUNEN SEPPO ILMARI.

Patent filings in countries

World map showing MELCHERT FA FRANZ KARLs patent filings in countries
# Country Total Patents
#1 Germany 17

Patent filings per year

Chart showing MELCHERT FA FRANZ KARLs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Setzer Manfred 13
#2 Pracht Guenter 1
#3 Hammedinger Hans 1

Latest patents

Publication Filing date Title
DE3521151A1 Door fitting with an inner plate and outer plate
DE3514238A1 Lift-and-slide door handle
DE3402045A1 Door lock with a blocking pivot bar
DE3400181A1 Angled lock plate
DE3308319A1 Lock to be fastened to a door wing or the like
DE3233580A1 Door-fitting fastening
DE3204931A1 Rotary actuating handle for doors, windows or the like
DE3041828A1 Upward swing door handle end fitting - has cup ended arrester sliding along handle and swivelling across it
DE3041917A1 Door lock with outside locking cylinder - has tube with overlapping collar screwed to socket supporting cylinder case
DE3027246A1 Wall-plugged door frame corner striker plate - has socket axial hollow supporting screw head and guiding drilling
DE3007919A1 Intruder resistant door furniture plate - has narrower thread at front of thread piece bracing handle against plate
DE3007667A1 Intruder resistant door furniture plate - has lugs or ribs near edges, sunk into door leaf
DE2951359A1 Lockable cover for oil tank filler pipes - has barrel lock fitted at acute angle to threaded part of cap section closed by locking pin
DE2951358A1 Screw closure for oil tank filler tube - has eccentrically pivoted cylindrical wedge element lock operated to engage tube end screw thread
DE2914098A1 Window drive for bar mounting with removable handle - has press button polygonal section locking into frame plate hole (NL 9.10.80)
DE2356454A1 Handle for doors or windows - has shank covering shell extended to form fixing plate
DE1272162B Window handle for locks stored in a rosette