US 2,555,620

URI: https://gptkb.org/entity/US_2%2C555%2C620
GPTKB entity
Properties (49)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method and apparatus for controlling the operation of a machine.
gptkbp:applicationDate October 15, 1945
gptkbp:applicationNumber Serial No. 622,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:The_United_States_of_America
gptkbp:assigneeCountry American
gptkbp:citedBy US_3,000,000
gptkbp:class mechanical engineering
gptkbp:country gptkb:United_States
gptkbp:documentType patent document
gptkbp:examiner gptkb:John_Doe
gptkbp:fieldOfUse machine control
gptkbp:filingDate October 15, 1945
https://www.w3.org/2000/01/rdf-schema#label US 2,555,620
gptkbp:internationalClassification G05B 19/18
gptkbp:inventor gptkb:William_H._McCulloch
gptkbp:inventorResidence gptkb:Ohio
American
gptkbp:issuedBy May 29, 1951
gptkbp:language English
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:numberOfClaims 10
gptkbp:numberOfFigures 5
gptkbp:patentAbstract A method and apparatus for controlling the operation of a machine.
gptkbp:patentAssignee gptkb:The_United_States_of_America
gptkbp:patentCitation gptkb:US_2,555,619_A
gptkbp:patentClassification A61B 5/00
gptkbp:patentExpiration May 29, 1968
gptkbp:patentFamily US_2,555,620_family
gptkbp:patentField Control_Systems
gptkbp:patentFilingDate May 29, 1951
October 15, 1945
gptkbp:patentInventor gptkb:William_H._McCulloch
gptkbp:patentNumber 2,555,620
622123
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentOwner gptkb:The_United_States_of_America
gptkbp:patentStatus Expired
gptkbp:patentType Utility Patent
utility
gptkbp:priorityDate October 15, 1945
gptkbp:publicationNumber gptkb:US_2,555,620_A
gptkbp:relatedPatent gptkb:US_2,555,619
gptkbp:relatedTo gptkb:US_2,555,619
gptkbp:status expired
gptkbp:subclass control systems
gptkbp:title Method of and apparatus for controlling the operation of a machine