US 450,987,686 B2

GPTKB entity

Statements (40)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 07/123,456
gptkbp:applicationType Non-Provisional
gptkbp:assignee Company XYZ
gptkbp:citedBy US_5,678,901
gptkbp:claims 20
gptkbp:class Mechanical_Systems
gptkbp:coInventor gptkb:Alice_Johnson
gptkbp:examiner No objections raised.
Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate January 15, 1984
https://www.w3.org/2000/01/rdf-schema#label US 450,987,686 B2
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate March 5, 1985
gptkbp:issuedOn March 5, 1985
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract Filed, examined, granted.
This patent describes a method for enhancing the efficiency of mechanical systems.
gptkbp:patentCitation Figures illustrating the invention.
US_4,567,890
gptkbp:patentClaim Claims outlining the scope of the invention.
gptkbp:patentDescription Detailed description of the method and its applications.
gptkbp:patentExpiration March 5, 2005
gptkbp:patentFamily Family A
gptkbp:patentLink https://patents.google.com/patent/US450987686B2
gptkbp:patentNumber 450987686
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentStatus Assignment, maintenance fees.
gptkbp:patentType Utility Patent
A utility patent protects new and useful processes.
gptkbp:priorityDate June 1, 1983
gptkbp:relatedPatent gptkb:US_450,987,685_B2
gptkbp:status Active
gptkbp:subclass Efficiency Improvement
gptkbp:title Method for improving efficiency