US 2,123,987 B2

URI: https://gptkb.org/entity/US_2%2C123%2C987_B2
GPTKB entity
Statements (31)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency.
gptkbp:applicationNumber 123456789
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:California,_USA
gptkbp:assigneeType corporation
gptkbp:citedBy gptkb:US_3,456,789_B2
gptkbp:claims 10
gptkbp:classification A01B_1/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1955-07-12
gptkbp:fieldOfInvention Agriculture
gptkbp:filingDate 1937-01-15
gptkbp:firstClaim A method for...
https://www.w3.org/2000/01/rdf-schema#label US 2,123,987 B2
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:New_York,_USA
American
gptkbp:issueDate 1938-07-12
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentCitation US_1,234,567_A
gptkbp:patentFamily US_2,123,987_B2,_US_2,234,567_B2
gptkbp:patentLength 17 years
gptkbp:patentNumber 2,123,987
gptkbp:patentType utility
gptkbp:priorityDate 1936-01-15
gptkbp:relatedPatent US_2,000,000_B1
gptkbp:status active