Inventor
John R. McDowell
Inventor
Seattle, WA, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing24%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds18%
C09DCoating compositions, e.g. paints, varnishes or lacquers18%
H04LTransmission of digital information, e.g. telegraphic communication12%
A47CChairs6%
B05DProcesses for applying fluent materials to surfaces, in general6%
B41MPrinting, duplicating, marking, or copying processes6%
H04NPictorial communication, e.g. television6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,348,709Cumulative authentication for step-up increased authentication factors201910,237,254Conditional login promotion20198,800,048'Software protection through interdependent parameter cloud constrained software execution'20148,225,390'Licensing protected content to application sets'20128,010,773'Hardware constrained software execution'20118,001,596'Software protection injection at load time'20114,676,551'Fancy stool'19874,287,083'Photoinitiation systems for free radical polymerization reactions'19814,234,399'Radiation curable compositions containing acyloin urethane compounds'19804,224,454'Photoinitiation systems for free radical polymerization reactions'19804,169,167'Low gloss finishes by gradient intensity cure'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1981Patents assigned to LORD CORP (4)· patent assignee history
1979–1981Based in Erie, PA, US· patent location history
1987Based in Bloomfield Hills, MI, US· patent location history
2011–2014Patents assigned to MICROSOFT CORP (4)· patent assignee history
2011–2014Based in Seattle, WA, US· patent location history
2012Patents assigned to BRYCE DUNCAN G (1)· patent assignee history
2014Patents assigned to DHILLON KARAN SINGH (1)· patent assignee history
2019Patents assigned to MCAFEE LLC (2)· patent assignee history
2019Based in Walnut, CA, US· patent location history
2019Based in Palo Alto, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LORD CORP | 4 | 1979–1981 |
| MICROSOFT CORP | 4 | 2011–2014 |
| MCAFEE LLC | 2 | 2019 |
| BRYCE DUNCAN G | 1 | 2012 |
| DHILLON KARAN SINGH | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seattle, Washington, US | 4 | 2011–2014 |
| Erie, Pennsylvania, US | 4 | 1979–1981 |
| Walnut, California, US | 1 | 2019 |
| Palo Alto, California, US | 1 | 2019 |
| Bloomfield Hills, MI, US | 1 | 1987 |