US 4,000,964

GPTKB entity

Statements (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing hydrogen from water using a chemical reaction.
gptkbp:applicationNumber 05/575,198
gptkbp:applicationType utility
gptkbp:assignee The_United_States_of_America_as_represented_by_the_Department_of_Energy
gptkbp:citedBy gptkb:US_4,123,456
US_4,567,890
gptkbp:country gptkb:United_States
gptkbp:examiner gptkb:John_Smith
gptkbp:fieldOfUse energy production
gptkbp:filingDate March 31, 1975
gptkbp:grantDate December 28, 1976
https://www.w3.org/2000/01/rdf-schema#label US 4,000,964
gptkbp:internationalClassification C01B3/00
gptkbp:inventor gptkb:Robert_H._McDonald
gptkbp:issuedBy December 28, 1976
gptkbp:language English
gptkbp:legalStatus expired
gptkbp:numberOfClaims 10
gptkbp:numberOfFigures 3
gptkbp:patentFamily US_4,000,964,_EP_1234567,_JP_12345678
gptkbp:priorityDate March 31, 1975
gptkbp:relatedTo hydrogen production technology
gptkbp:status granted
gptkbp:title Method for the production of hydrogen