van Dongeren; Jan P.

Patent Applications and Registrations

Patent applications and USPTO patent grants for van Dongeren; Jan P..The latest application filed is for "electroweldable socket and a device of manufacturing such a socket".

Company Profile

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van Dongeren; Jan P. - Bergentheim NL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Electroweldable socket and a device of manufacturing such a socket Grant 4,634,844 - Lodder , et al. January 6, 1	1987-01-06
Sealing body for a pipe connection Grant 4,566,704 - van Dongeren January 28, 1	1986-01-28
Method of and apparatus for determining the state of ageing of plastic products Grant 4,492,867 - Laarhoven , et al. January 8, 1	1985-01-08
Plastic tube with longitudinal channels in the wall Grant 4,440,195 - van Dongeren April 3, 1	1984-04-03
Method of making plastic pipes having walls with lengthwise extending channels Grant 4,390,383 - van Dongeren June 28, 1	1983-06-28
Pipe part with a socket end Grant 4,362,323 - Lodder , et al. December 7, 1	1982-12-07
Plastics pipes having walls with lengthwise extending channels Grant 4,341,392 - van Dongeren * July 27, 1	1982-07-27
Method of manufacturing a plastic tube with longitudinal channels in the wall Grant 4,305,899 - van Dongeren December 15, 1	1981-12-15
Plastics pipes having walls with lengthwise extending channels Grant 4,280,534 - van Dongeren July 28, 1	1981-07-28

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