US 2,555,626

GPTKB entity

Properties (56)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract An electrical control system for controlling the operation of a machine.
gptkbp:applicationDate 1950-01-12
gptkbp:applicationNumber Serial No. 1,234,567
gptkbp:applicationType Utility
gptkbp:assignee gptkb:McCulloch_Motors_Corporation
gptkbp:citedBy US_3,000,000
gptkbp:claims 10
gptkbp:classification H02P 1/00
gptkbp:country gptkb:United_States
gptkbp:examiner gptkb:John_Doe
gptkbp:expirationDate 1971-05-29
gptkbp:fieldOfInvention Electrical Engineering
gptkbp:filingDate 1951-01-12
gptkbp:firstClaim gptkb:US_2,555,627
https://www.w3.org/2000/01/rdf-schema#label US 2,555,626
gptkbp:inventor gptkb:William_H._McCulloch
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:Ohio
gptkbp:issueDate 1951-05-29
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract An electrical control system for machines.
gptkbp:patentAssignee McCulloch_Motors_Corporation.
McCulloch_Motors_Corporation,_USA.
gptkbp:patentCitation gptkb:US_2,555,625
Cited by 10 other patents.
gptkbp:patentClassification Electrical control systems.
gptkbp:patentDescription Describes an electrical control system.
gptkbp:patentExpiration 1971-05-29.
gptkbp:patentFamily Describes an electrical control system.
US_2,555,626_family
gptkbp:patentFamilyMembers Includes_US_2,555,625_and_US_2,555,628.
gptkbp:patentField Control systems in electrical engineering.
Control_Systems
gptkbp:patentFilingDate 1951-01-12.
1951-05-29.
gptkbp:patentImage Link to patent image
gptkbp:patentInventor William_H._McCulloch.
William_H._McCulloch,_Ohio.
gptkbp:patentLength 20 years
gptkbp:patentLink Link to patent document
gptkbp:patentNumber 2,555,626
gptkbp:patentOwner gptkb:McCulloch_Motors_Corporation
gptkbp:patentStatus Expired due to non-payment of maintenance fees.
Lapsed
Filed and granted.
Lapsed due to maintenance fee.
gptkbp:patentType Utility Patent
Utility patent for inventions.
gptkbp:priorityDate 1950-01-12
gptkbp:relatedPatent US 2,555,628
gptkbp:relatedTo gptkb:US_2,555,625
gptkbp:status Expired
gptkbp:title Electrical_Control_System