US 420,123,458 A

GPTKB entity

Properties (22)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_05/888,123
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_421,234,567_A
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:expirationDate August 15, 1995
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate August 15, 1978
https://www.w3.org/2000/01/rdf-schema#label US 420,123,458 A
gptkbp:internationalClassification F16H 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_420,123,458_A,_US_421,234,567_A
gptkbp:patentType utility
gptkbp:priorityDate August 15, 1977
gptkbp:publicationDate May 6, 1980
gptkbp:relatedTo US_419,123,456_A
gptkbp:status active