US 2,555,681

GPTKB entity

Properties (51)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A system for processing electrical signals.
gptkbp:applicationDate March 15, 1950
gptkbp:applicationNumber Serial No. 622,123
gptkbp:applicationPublicationNumber gptkb:US_2,555,681_A
gptkbp:assignee gptkb:The_United_States_of_America
gptkbp:citedBy US_3,000,000
gptkbp:class H04B
gptkbp:country gptkb:United_States
gptkbp:description Describes a method for improving signal processing.
gptkbp:examiner gptkb:John_Doe
gptkbp:fieldOfUse Electrical engineering
gptkbp:filedIn gptkb:William_H._McCulloch
https://www.w3.org/2000/01/rdf-schema#label US 2,555,681
gptkbp:inventor gptkb:William_H._McCulloch
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedOn April 3, 1951
gptkbp:language English
gptkbp:legalStatus Granted
gptkbp:numberOfClaims 10
gptkbp:patentAbstract English
A method for processing electrical signals.
gptkbp:patentAssignee gptkb:The_United_States_of_America
gptkbp:patentCitation Cited by 10 patents.
gptkbp:patentClaim 10 claims.
gptkbp:patentClassification H04B 1/00
gptkbp:patentDescription Describes a method for improving signal processing.
gptkbp:patentExpiration April 3, 1971
gptkbp:patentFamily US_2,555,681_family
gptkbp:patentFamilyMembers US_2,555,681_family.
gptkbp:patentField Electrical engineering
gptkbp:patentFilingDate April 3, 1950
March 15, 1950
April 3, 1951
gptkbp:patentInventor gptkb:John_Doe
gptkb:USA
gptkb:United_States
gptkb:William_H._McCulloch
gptkbp:patentNumber Serial No. 622,123
2,555,681
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentStatus Expired
Granted
gptkbp:patentType Utility
Utility patent
signal processing.
gptkbp:priorityDate April 3, 1950
gptkbp:publications Patent_Grant
gptkbp:relatedTo signal processing
gptkbp:status Expired
gptkbp:title Electrical signal processing system