US 03,890,138 B2

GPTKB entity

Statements (47)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationDate 1973-06-24
gptkbp:applicationNumber US_03/890,138
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_04,123,456_B2
gptkbp:claims 10
gptkbp:class F16H 1/00
gptkbp:country gptkb:United_States
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1992-06-24
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:fullText Available online
https://www.w3.org/2000/01/rdf-schema#label US 03,890,138 B2
gptkbp:inventor gptkb:NY
gptkb:John_Doe
gptkb:New_York
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1975-06-24
gptkbp:issuedOn 1975-06-24
gptkbp:legalStatus Active
gptkbp:patentAbstract This invention relates to a method for improving efficiency.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkbp:patentCitation gptkb:US_03,890,137_B2
Included
gptkbp:patentClaim Claims defining the scope of the invention.
gptkbp:patentClassification F16H 1/00
F16H 1/02
gptkbp:patentDescription Detailed description of the invention.
gptkbp:patentExpiration 1992-06-24
gptkbp:patentFamily US_03,890,138_B2,_US_04,123,456_B2
gptkbp:patentField Mechanical Engineering
gptkbp:patentFilingDate 1973-06-24
1975-06-24
gptkbp:patentInventor gptkb:John_Doe
gptkb:USA
gptkbp:patentNumber 3890138
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentStatus Active
gptkbp:patentType Utility Patent
Utility
gptkbp:priorityDate 1973-06-24
gptkbp:relatedTo gptkb:US_03,890,137_B2
gptkbp:status granted
gptkbp:subclass F16H 1/02
gptkbp:title Method for improving efficiency