Properties (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
patent
|
| gptkbp:abstract |
An electrical switching system for controlling the operation of a plurality of devices.
|
| gptkbp:applicationNumber |
Serial No. 622,123
|
| gptkbp:applicationType |
non-provisional
|
| gptkbp:assignee |
gptkb:International_Business_Machines_Corporation
|
| gptkbp:citedBy |
US_3,000,000
|
| gptkbp:class |
H01H 35/00
|
| gptkbp:examiner |
gptkb:John_Doe
|
| gptkbp:fieldOfUse |
computer technology
|
| gptkbp:filingDate |
1950-03-01
|
| https://www.w3.org/2000/01/rdf-schema#label |
US 2,555,586
|
| gptkbp:inventor |
gptkb:William_H._McCulloch
|
| gptkbp:inventorCountry |
gptkb:United_States
|
| gptkbp:issueDate |
1951-05-01
|
| gptkbp:issuedOn |
1951-05-01
|
| gptkbp:legalStatus |
lapsed
|
| gptkbp:numberOfClaims |
10
|
| gptkbp:patentFamily |
US_2,555,586_family
|
| gptkbp:patentLength |
20 years
|
| gptkbp:patentOffice |
gptkb:United_States_Patent_and_Trademark_Office
|
| gptkbp:patentType |
utility
|
| gptkbp:priorityDate |
1949-10-03
|
| gptkbp:relatedTo |
gptkb:US_2,555,585
|
| gptkbp:status |
expired
|
| gptkbp:title |
Electrical Switching System
|