Whitney A. Reichel

Frank E. Scherkenbach

Steven R. Katz

Martina T. Hufnal

Robert M. Oakes

James N. Sebel

Henry C. Bunsow

Michael N. Zachary

Richard C. Lin

Michael J. Lennon

Denise M. De Mory

John G. Day

Sheila Mortazavi

Andrew C. Mayo

James D. Taylor, Jr.

Allison J. McCowan

Jennifer Lu Gilbert

Sushila Chanana

Fed. Circuit reversal sparks new ViaTech patent clash vs. Microsoft over PlayReady DRM and product activation's `dynamic license database` technology.

Prosecution History analysis

Examiner Search analysis

Invalidity Framework analysis

Name	Ratings
Andrews Kurth Kenyon LLP	L5 B
Michael J. Lennon	L4 A
Sheila Mortazavi	L2 E
Ashby & GeddesLocal	L4 B
Andrew C. Mayo	L4 B
John G. Day	L4 C
Saul Ewing LLP	L3 B
James D. Taylor, Jr.	L2 D
Allison J. McCowan	L1 C
Bunsow De Mory LLP	L2 E
Henry C. Bunsow	L5 A
Denise M. De Mory	L5 C
Michael N. Zachary	L4 B
Richard C. Lin	L2 C
Jennifer Lu Gilbert	L2 E
Sushila Chanana	L1 C

Name	Ratings
Fish & Richardson	L5 A
Frank E. Scherkenbach	L5 A
Robert M. Oakes	L5 A
Martina T. Hufnal	L5 E
Steven R. Katz	L4 A
Whitney A. Reichel	L4 E
James N. Sebel	L1 D

1:17-cv-00570

ViaTech Tech Inc v. Microsoft Corp