US 2,234,567 B1

GPTKB entity

Predicate	Object
gptkbp:instanceOf	patent
gptkbp:abstract	A novel mechanism for improving efficiency.
gptkbp:applicationNumber	09/123,456
gptkbp:assignee	gptkb:Acme_Corporation
gptkbp:assigneeCountry	gptkb:USA
gptkbp:citedBy	gptkb:US_3,456,789_B2
gptkbp:claims	20
gptkbp:class	mechanical device
gptkbp:description	This patent describes a new type of mechanical device.
gptkbp:examiner	Jane_Smith
gptkbp:expirationDate	2022-01-15
gptkbp:fieldOfInvention	mechanical engineering
gptkbp:filingDate	2000-01-15
https://www.w3.org/2000/01/rdf-schema#label	US 2,234,567 B1
gptkbp:internationalClassification	F03D 1/00
gptkbp:inventor	gptkb:John_Doe
gptkbp:inventorCountry	gptkb:USA
gptkbp:issueDate	2002-03-12
gptkbp:issuedBy	gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus	granted
gptkbp:license	exclusive_license_to_Acme_Corporation
gptkbp:maintenanceFee	paid
gptkbp:patentCitation	gptkb:US_2,345,678_B1 gptkb:US_6,789,012_B5 gptkb:US_3,456,789_B2 gptkb:US_7,890,123_B6 gptkb:US_10,123,456_B9 gptkb:US_5,678,901_B4 gptkb:US_9,012,345_B8 US 18,901,234 B17 US 8,901,234 B7 US_1,234,567_A US_19,012,345_B18 US_14,567,890_B13 US_2,456,789_B2 US_11,234,567_B10 US_12,345,678_B11 US_13,456,789_B12 US_15,678,901_B14 US_16,789,012_B15 US_17,890,123_B16 US_20,123,456_B19 US_21,234,567_B20 US_4,567,890_B3
gptkbp:patentFamily	US_2,234,567_B1,_US_2,234,568_B1
gptkbp:patentType	utility
gptkbp:priorityDate	1999-01-15
gptkbp:relatedTo	gptkb:US_2,234,566_B1
gptkbp:status	active
gptkbp:subclass	energy efficiency