Assignee
NORTHERN BORDER PIPELINE
4 granted patents·66 citations·filing 1976–1979
Top patents by PatentIndex Score
4 records- 0180US4148127AMethod of applying a bond-type crack arrestor to a pipe section of a pipelineNORTHERN BORDER PIPELINE·Filed 1976·Granted Apr 10, 1979·21 cites·9 claims
- 0258US4224966ACrack arrestorNORTHERN BORDER PIPELINE·Filed 1978·Granted Sep 30, 1980·18 cites·8 claims
- 0353US4327473AMethod of applying a crack arrestorNORTHERN BORDER PIPELINE·Filed 1979·Granted May 4, 1982·10 cites·1 claims
- 0441US4180104AOut of contact highly geometrical crack arrestorNORTHERN BORDER PIPELINE·Filed 1977·Granted Dec 25, 1979·17 cites·7 claims
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