Patents by Inventor Manfred Predl

Manfred Predl 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).

  • Prefabricated part with a concrete body
    Patent number: 11639595
    Abstract: A prefabricated part comprises a concrete body that has the form of a pipe section with two pipe ends and a pipe inner side. The pipe inner side is lined at least in some areas by a lining made of plastic material connected to the concrete body, and at least one of the pipe ends is covered at least in some areas by a molded part made of plastic material connected to the concrete body. At least the pipe end, which is covered at least in some areas, has a connecting joint in order to connect the pipe end to a pipe end of a further prefabricated part. The lining consists of a thermoplastic material and the molded part consists of a thermosetting plastic. The lining and the molded part are connected to each other in a sealed manner.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: May 2, 2023
    Assignee: Predl GmbH
    Inventor: Manfred Predl
  • Prefabricated part with a concrete body
    Publication number: 20210170628
    Abstract: A prefabricated part comprises a concrete body that has the form of a pipe section with two pipe ends and a pipe inner side. The pipe inner side is lined at least in some areas by a lining made of plastic material connected to the concrete body, and at least one of the pipe ends is covered at least in some areas by a molded part made of plastic material connected to the concrete body. At least the pipe end, which is covered at least in some areas, has a connecting joint in order to connect the pipe end to a pipe end of a further prefabricated part. The lining consists of a thermoplastic material and the molded part consists of a thermosetting plastic. The lining and the molded part are connected to each other in a sealed manner.
    Type: Application
    Filed: February 19, 2020
    Publication date: June 10, 2021
    Applicant: Predl GmbH
    Inventor: Manfred Predl
  • Manhole base liner and method for manufacturing a manhole base liner
    Publication number: 20190218763
    Abstract: A manhole base liner (1), in particular for a wastewater manhole, has a base body (2) which comprises a tread surface (3) and at least one pipe connection opening (5). The base body (2) is produced in one piece from flexible material with a wall thickness, with which it can be bent together substantially arbitrarily in at least partial regions.
    Type: Application
    Filed: January 10, 2019
    Publication date: July 18, 2019
    Applicant: Predl GmbH
    Inventor: Manfred Predl
  • Manhole base liner and method for manufacturing a manhole base liner
    Patent number: 10340112
    Abstract: A manhole base liner (1), in particular for a wastewater manhole, has a base body (2) which comprises a tread surface (3) and at least one pipe connection opening (5). The base body (2) is produced in one piece from flexible material with a wall thickness, with which it can be bent together substantially arbitrarily in at least partial regions.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: July 2, 2019
    Assignee: Predl GmbH
    Inventor: Manfred Predl
  • Manhole base liner and method for manufacturing a manhole base liner
    Patent number: 10273664
    Abstract: A manhole base liner (1), in particular for a wastewater manhole, has a base body (2) which comprises a tread surface (3) and at least one pipe connection opening (5). The base body (2) is produced in one piece from flexible material with a wall thickness, with which it can be bent together substantially arbitrarily in at least partial regions.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: April 30, 2019
    Assignee: Predl GmbH
    Inventor: Manfred Predl
  • Manhole base liner and method for manufacturing a manhole base liner
    Publication number: 20180282978
    Abstract: A manhole base liner (1), in particular for a wastewater manhole, has a base body (2) which comprises a tread surface (3) and at least one pipe connection opening (5). The base body (2) is produced in one piece from flexible material with a wall thickness, with which it can be bent together substantially arbitrarily in at least partial regions.
    Type: Application
    Filed: November 2, 2017
    Publication date: October 4, 2018
    Applicant: Predl GmbH
    Inventor: Manfred Predl