Patents by Inventor Siegfried STENGEL

Siegfried STENGEL has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for recycling a transfer product
    Patent number: 12151403
    Abstract: A method for recycling a transfer product having at least one carrier film, wherein a transfer ply is arranged detachably at least partially on the at least one carrier film, and wherein the following steps are carried out in the method, in particular in the following order: a) shredding (10) the transfer product, by means of a shredder or a shredding device, into transfer product shreds, in particular carrier film shreds, preferably wherein the transfer product is present wound onto a roll, b) compressing (30) the transfer product shreds, in particular carrier film shreds, into a compact product or extruding (31) the transfer product shreds, in particular carrier film shreds, into an extrusion product.
    Type: Grant
    Filed: January 31, 2023
    Date of Patent: November 26, 2024
    Assignee: LEONHARD KURZ Stiftung & Co.KG
    Inventors: Markus Von Beyer, Astrid Rauh, Siegfried Stengel, Martin Hahn
  • METHOD FOR RECYCLING A TRANSFER PRODUCT
    Publication number: 20230173712
    Abstract: A method for recycling a transfer product having at least one carrier film, wherein a transfer ply is arranged detachably at least partially on the at least one carrier film, and wherein the following steps are carried out in the method, in particular in the following order: a) shredding (10) the transfer product, by means of a shredder or a shredding device, into transfer product shreds, in particular carrier film shreds, preferably wherein the transfer product is present wound onto a roll, b) compressing (30) the transfer product shreds, in particular carrier film shreds, into a compact product or extruding (31) the transfer product shreds, in particular carrier film shreds, into an extrusion product.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 8, 2023
    Inventors: Markus VON BEYER, Astrid RAUH, Siegfried STENGEL, Martin HAHN
  • Method for recycling a transfer product
    Patent number: 11597119
    Abstract: A method for recycling a transfer product having at least one carrier film, wherein a transfer ply is arranged detachably at least partially on the at least one carrier film, and wherein the following steps are carried out in the method, in particular in the following order: a) shredding (10) the transfer product, by means of a shredder or a shredding device, into transfer product shreds, in particular carrier film shreds, preferably wherein the transfer product is present wound onto a roll, b) compressing (30) the transfer product shreds, in particular carrier film shreds, into a compact product or extruding (31) the transfer product shreds, in particular carrier film shreds, into an extrusion product.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: March 7, 2023
    Assignee: LEONHARD KURZ Stiftung & Co. KG
    Inventors: Markus Von Beyer, Astrid Rauh, Siegfried Stengel, Martin Hahn
  • METHOD FOR RECYCLING A TRANSFER PRODUCT
    Publication number: 20220040887
    Abstract: A method for recycling a transfer product having at least one carrier film, wherein a transfer ply is arranged detachably at least partially on the at least one carrier film, and wherein the following steps are carried out in the method, in particular in the following order: a) shredding (10) the transfer product, by means of a shredder or a shredding device, into transfer product shreds, in particular carrier film shreds, preferably wherein the transfer product is present wound onto a roll, b) compressing (30) the transfer product shreds, in particular carrier film shreds, into a compact product or extruding (31) the transfer product shreds, in particular carrier film shreds, into an extrusion product.
    Type: Application
    Filed: January 20, 2021
    Publication date: February 10, 2022
    Inventors: Markus VON BEYER, Astrid RAUH, Siegfried STENGEL, Martin HAHN