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Patent family 52811531

This patent family groups 2 related publications across US. Members often share priority claims or equivalent filings in different countries.

Patent family metadata
FieldValue
Family ID52811531
Family type
Earliest priorityOct 31, 2013
First filing countryUS
Member publications2
CountriesUS
Representative publicationUS9695781B2 — Valve system for internal combustion engines

Representative publication

Best representative member for this family based on priority and filing country.

US9695781B2 — Valve system for internal combustion engines (published Jul 4, 2017)

Member publications

Related publications in this family.