US 4,000,981

GPTKB entity

Statements (15)
Predicate Object
gptkbp:instanceOf patent
gptkbp:applicationNumber 05/575,198
gptkbp:assignee The_United_States_of_America_as_represented_by_the_Department_of_Energy
gptkbp:citedBy US 4,300,000
US 4,200,588
US_4,500,000
US_4,600,000
US_4,700,000
gptkbp:fieldOfUse energy production
https://www.w3.org/2000/01/rdf-schema#label US 4,000,981
gptkbp:inventor gptkb:Robert_H._McDonald
gptkbp:issuedBy December 28, 1976
gptkbp:priorityDate March 31, 1975
gptkbp:status expired
gptkbp:title Method for the production of hydrogen