US 4345461 C2

GPTKB entity

Statements (50)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving the efficiency of a chemical process.
gptkbp:applicationNumber US_06/123,456
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy gptkb:US_4567890_A
gptkbp:claims 10
gptkbp:class C01B
gptkbp:country gptkb:United_States
gptkbp:examiner No objections raised.
Jane_Smith
gptkbp:expirationDate August 17, 1999
gptkbp:fieldOfInvention Chemical_Engineering
gptkbp:fieldOfUse Industrial Processes
gptkbp:filingDate March 1, 1980
https://www.w3.org/2000/01/rdf-schema#label US 4345461 C2
gptkbp:internationalClassification C01B 32/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issuedBy August 17, 1982
gptkbp:language English
gptkbp:legalStatus Active
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract This patent describes a method for enhancing the efficiency of chemical processes.
US_Patent_Law
gptkbp:patentAssignee XYZ_Corporation,_ABC_Industries
gptkbp:patentCitation Process Engineering
US_1234567_A,_US_2345678_A
gptkbp:patentClaim The claims define the scope of the patent.
gptkbp:patentDescription A detailed description of the method and its applications.
gptkbp:patentExpiration August 17, 1999
gptkbp:patentFamily US_4345461_C2,_US_4567890_A
gptkbp:patentField Chemical_Engineering
gptkbp:patentFilingDate March 1, 1980
August 17, 1982
gptkbp:patentInventor John_Doe,_Jane_Smith
gptkbp:patentLink https://patents.google.com/patent/US4345461C2
gptkbp:patentNumber 4345461
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentStatus Active
In_Force
gptkbp:patentType Utility Patent
gptkbp:priorityDate February 15, 1980
gptkbp:publications B2
gptkbp:relatedApplication gptkb:US_1234567_A
gptkbp:relatedPatent gptkb:US_1234567_A
gptkbp:researchField Process Engineering
gptkbp:status Granted
gptkbp:subclass C01B 32/00
gptkbp:title Method for improving efficiency of a process