US 4,000,654 B1

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber US_05/123,456
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,678,910
gptkbp:claims 20
gptkbp:class Mechanics
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate April 1, 1975
https://www.w3.org/2000/01/rdf-schema#label US 4,000,654 B1
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate January 4, 1977
gptkbp:issuedBy January 4, 1977
gptkbp:patentFamily US_4,000,654_B1,_US_4,111,111_A,_US_4,222,222_B2
gptkbp:patentType Utility Patent
gptkbp:priorityDate March 15, 1975
gptkbp:relatedPatent US 3,999,999
gptkbp:status Active
gptkbp:subclass Energy Conservation
gptkbp:title Method for improving efficiency