US 4,000,004 B2

URI: https://gptkb.org/entity/US_4%2C000%2C004_B2
GPTKB entity
Statements (30)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency.
gptkbp:applicationNumber 05/546,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,000,000_B2
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1975-01-31
gptkbp:firstClaim A method for...
gptkbp:grantType B2
https://www.w3.org/2000/01/rdf-schema#label US 4,000,004 B2
gptkbp:internationalClassification F16H 25/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1977-12-28
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee required
gptkbp:patentCitation US_3,500,000_B2
gptkbp:patentFamily US_4,000,004_B2,_US_4,000,005_B2
gptkbp:patentLength 20 years
gptkbp:patentNumber 4,000,004
gptkbp:patentType utility
gptkbp:priorityDate 1975-01-31
gptkbp:relatedTo US 3,999,999 B2
gptkbp:status active
gptkbp:technologyArea Automation