US 2,000,062 B2

GPTKB entity

Predicate	Object
gptkbp:instanceOf	patent
gptkbp:abstract	A device for improving the efficiency of a machine.
gptkbp:applicationNumber	US_1,000,000
gptkbp:assignee	gptkb:Houghton_Manufacturing_Company
gptkbp:citedBy	US_3,000,000
gptkbp:claims	10
gptkbp:class	mechanical device
gptkbp:description	A detailed description of the invention.
gptkbp:drawings	included
gptkbp:expirationDate	1952-05-14
gptkbp:fieldOfInvention	mechanical engineering
gptkbp:figure	demonstrates the operation. depicts the assembly. illustrates the device. provides a side view. shows the mechanism.
gptkbp:filingDate	1935-05-06
https://www.w3.org/2000/01/rdf-schema#label	US 2,000,062 B2
gptkbp:internationalClassification	F16H 1/00
gptkbp:inventor	gptkb:William_H._H._Houghton
gptkbp:issueDate	1935-05-14
gptkbp:issuedBy	gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus	granted
gptkbp:maintenanceFee	paid
gptkbp:numberOfFigures	5
gptkbp:patentCitation	US_1,500,000 US_1,500,001 US_1,500,006 US_1,500,002 US_1,500,003 US_1,500,004 US_1,500,005 US_1,500,007 US_1,500,008 US_1,500,009
gptkbp:patentFamily	Houghton_patents
gptkbp:patentStatus	active
gptkbp:patentType	utility
gptkbp:priorArt	US_1,000,001
gptkbp:relatedPatent	gptkb:US_2,000,061_B2 gptkb:US_2,000,063_B2
gptkbp:relatedTo	US_1,500,000
gptkbp:subclass	improvement