US 2,555,660 B1

URI: https://gptkb.org/entity/US_2%2C555%2C660_B1
GPTKB entity
Properties (30)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency.
gptkbp:applicationNumber Serial No. 12345678
gptkbp:assignee gptkb:New_York
Example Corporation
gptkbp:citedBy US_3,000,000
gptkbp:claims 20 claims.
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filedIn 35 U.S.C. § 111
gptkbp:filingDate 1951-01-15
https://www.w3.org/2000/01/rdf-schema#label US 2,555,660 B1
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1951-05-29
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:location gptkb:USA
gptkbp:maintenanceFee paid
gptkbp:patentAbstract This invention relates to...
gptkbp:patentCitation gptkb:US_2,555,659_B1
gptkbp:patentExpiration 1971-05-29
gptkbp:patentFamily US_2,555,660_B1,_US_2,555,661_B1
gptkbp:patentType utility
gptkbp:priorityDate 1950-01-15
gptkbp:relatedTo gptkb:US_2,555,659_B1
gptkbp:status active
gptkbp:subclass energy conversion