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ZEHLENDORF SPINNSTOFF

Overview
  • Total Patents
    28
About

ZEHLENDORF SPINNSTOFF has a total of 28 patent applications. Its first patent ever was published in 1935. It filed its patents most often in Germany, France and EPO (European Patent Office). Its main competitors in its focus markets textiles and paper, machines and packaging and shipping are PGI POLYMER INC, PFNONWOVENS LLC and FREUDENBERG POLITEX S R L.

Patent filings in countries

World map showing ZEHLENDORF SPINNSTOFFs patent filings in countries

Patent filings per year

Chart showing ZEHLENDORF SPINNSTOFFs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mehdorn Frank 3
#2 Marx Guenter 2
#3 Rabe Norbert 2
#4 Wuppermann Wilhelm 2
#5 Dolle Meinolf 2
#6 Peter Kirchner Dr 1
#7 Lorenz Juergen 1
#8 Schiwon Werner Dr 1
#9 Bach Josef Dr 1
#10 Schiwon Werner 1

Latest patents

Publication Filing date Title
JPH07133506A Thread guide member with improved surface and preparation thereof
FI923918A0 LAMINAT LIMMAT MED SMAELTBARA FIBER, FOERFARANDE OCH MELLANPRODUKTER FOER DESS FRAMSTAELLNING OCH DESS ANVAENDNING
EP0406686A2 Wearing discs for crimping machines
EP0397085A1 Method for measuring the density of a fiber sliver
US4111375A Process and equipment for the production of a yarn tail
US4077880A Filtration of a liquid
DE2159986A1 Crimping synthetic threads - by drawing and crimping plurality of thread bundles in stuffer box
DE1926284A1 Producing crimped fibres by the viscose pro- - cess
DE1082401B Process for regenerating polyamide granules that have been damaged in terms of their spinnability
DE908015C Process for the recovery of formaldehyde