US 4,998,901 A

GPTKB entity

Properties (51)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of a manufacturing process.
gptkbp:applicationNumber 07/525,123
gptkbp:applicationPublication gptkb:US_4,998,901_A1
gptkbp:applicationType Non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_5,123,456_A
gptkbp:claims 10
gptkbp:classification H01L 21/00
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Manufacturing processes
gptkbp:filingDate 1990-05-30
https://www.w3.org/2000/01/rdf-schema#label US 4,998,901 A
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1991-03-12
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Lapsed
gptkbp:location gptkb:United_States
gptkbp:patentAbstract gptkb:USA
Method for improving efficiency.
A method for improving the efficiency of a manufacturing process.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkb:John_Doe
gptkbp:patentCitation gptkb:US_4,567,890_A
gptkbp:patentClaim 10 claims
gptkbp:patentClassification CPC_H01L_21/00
gptkbp:patentExpiration 2010-05-30
gptkbp:patentFamily US_4,998,901_A,_US_5,123,456_A
gptkbp:patentFamilyMembers US_4,998,901_A,_US_5,123,456_A,_US_4,987,654_A
gptkbp:patentField Manufacturing technology
Manufacturing processes.
gptkbp:patentFilingDate 1990-05-30
1991-03-12
1989-05-30
gptkbp:patentInventor gptkb:John_Doe
gptkb:USA
Jane_Smith
gptkbp:patentLength 20 years
gptkbp:patentNumber 4,998,901
07/525,123
gptkbp:patentOwner gptkb:Acme_Corporation
gptkbp:patentStatus Expired
Lapsed
gptkbp:patentType Utility
Utility patent
gptkbp:priorityDate 1989-05-30
gptkbp:relatedTo gptkb:US_4,987,654_A
gptkbp:status Expired
gptkbp:subclass H01L 21/02
gptkbp:title Method for improving efficiency of a process