US 4,890,124 A1

GPTKB entity

Properties (44)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of a process by using a specific catalyst.
gptkbp:applicationNumber 07/198,123
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy gptkb:US_5,123,456_A
gptkbp:claims 20
gptkbp:class C01B 3/00
gptkbp:country gptkb:United_States
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2007-01-02
gptkbp:fieldOfInvention Chemical_Engineering
gptkbp:filingDate 1988-05-06
gptkbp:firstClaim A method for enhancing efficiency.
The method of claim 1, further comprising step Y.
The method of claim 1, wherein the catalyst is X.
The method of claim 1, wherein the pressure is P.
The method of claim 1, wherein the yield is Q.
The method of claim 1, wherein the temperature is Z.
The method of claim 1, wherein the reaction time is T.
gptkbp:fullText Yes
https://www.w3.org/2000/01/rdf-schema#label US 4,890,124 A1
gptkbp:internationalClassification C01B 3/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1990-01-02
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:legalStatus Lapsed
gptkbp:maintenanceFee Paid
gptkbp:ninthClaim The method of claim 1, wherein the purity is R.
The method of claim 1, wherein the solvent is S.
The method of claim 1, wherein the reactants are A and B.
gptkbp:nonPatentCitation Journal_of_Chemical_Engineering,_1987.
gptkbp:patentCitation gptkb:US_4,567,890_A
gptkbp:patentFamily US_4,890,124_A1,_US_5,123,456_A,_US_6,789,012_B2
gptkbp:patentType Granted
gptkbp:priorityDate 1987-05-06
gptkbp:publications A1
gptkbp:relatedTo gptkb:US_4,567,890_A
gptkbp:status Expired
gptkbp:subclass C01B 3/02
gptkbp:title Method for improving efficiency of a process