US 3,211,041 C1

GPTKB entity

Statements (59)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency.
gptkbp:applicationDate 1962-05-14
gptkbp:applicationNumber US_1962-123456
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:New_York
gptkb:XYZ_Corporation
gptkbp:citedBy US_4,567,890
gptkbp:claims 10
gptkbp:class mechanical device
gptkbp:description This patent describes a novel mechanism.
gptkbp:drawings Figure 1, Figure 2
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1982-10-19
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1962-05-14
https://www.w3.org/2000/01/rdf-schema#label US 3,211,041 C1
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1965-10-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:keywords efficiency, device, mechanical
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentAbstract A device designed to enhance energy efficiency.
gptkbp:patentAssignee New_York.
XYZ_Corporation.
gptkbp:patentCitation US_2,345,678
US_2,345,678.
gptkbp:patentClaim 10 claims.
gptkbp:patentClassification F03G.
gptkbp:patentDescription Improved Mechanical Device
This patent describes a novel mechanism.
gptkbp:patentExpiration 1982-10-19.
gptkbp:patentFamily gptkb:US_3,211,041
gptkbp:patentFamilyMembers US_3,211,041,_US_3,211,040.
gptkbp:patentField energy efficiency
mechanical engineering.
gptkbp:patentFilingDate 1962-05-14.
1965-10-19.
gptkbp:patentInventor California.
mechanical, efficiency.
Jane_Smith.
John_Doe.
gptkbp:patentLength 17 years
gptkbp:patentMaintenanceFee paid.
gptkbp:patentNumber 3,211,041
gptkbp:patentStatus active
granted.
gptkbp:patentType utility
non-provisional.
Utility patent for a mechanical device.
US_3,211,040.
gptkbp:priorityDate 1961-05-14
gptkbp:relatedTo gptkb:US_3,211,040_C1
gptkbp:status active
gptkbp:subclass energy conversion