US 4,900,001 A

GPTKB entity

Properties (68)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of solar panels through a novel coating.
gptkbp:applicationNumber 07/392,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_5,123,456_A
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:expirationDate February 13, 2007
gptkbp:fieldOfInvention renewable energy
gptkbp:filingDate August 10, 1989
gptkbp:grantDate February 13, 1990
https://www.w3.org/2000/01/rdf-schema#label US 4,900,001 A
gptkbp:internationalClassification H01L31/042
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedOn February 13, 1990
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
gptkbp:patentCitation US 4,300,000 A
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gptkbp:patentFamily US_4,900,001_A,_US_5,000,000_A
gptkbp:patentNumber 4,900,001
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentType utility
gptkbp:priorityDate August 10, 1989
gptkbp:relatedPatent US_4,800,000_A
gptkbp:status granted
gptkbp:subclass H01L31/042
gptkbp:technology solar_energy_technology
gptkbp:title Method for improving efficiency of solar panels