US 418,888,887 B2

GPTKB entity

Properties (37)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 06/155,123
gptkbp:applicationType non-provisional
gptkbp:assignee Example Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy gptkb:US_123456789_B2
gptkbp:claims 20
gptkbp:class mechanical apparatus
gptkbp:documentType B2
gptkbp:examiner Jane_Smith
gptkbp:expirationDate August 12, 2000
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filedWith gptkb:USPTO
gptkbp:filingDate August 12, 1980
https://www.w3.org/2000/01/rdf-schema#label US 418,888,887 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate February 12, 1983
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:nonPatentCitation Journal_of_Mechanical_Engineering,_1981.
gptkbp:patentCitation US_418,888,886_B2
gptkbp:patentClassification A61B
gptkbp:patentDescription Method for improving efficiency in mechanical systems.
gptkbp:patentFamily US_418,888,887_B2,_US_418,888,886_B2
gptkbp:patentLink https://patents.google.com/patent/US418888887B2
gptkbp:patentNumber 418888887
gptkbp:patentType utility
gptkbp:priorityDate August 12, 1980
gptkbp:relatedTo US_418,888,886_B2
gptkbp:status active
gptkbp:subclass energy conversion