IP Library › Granted Patent US 789,428
Granted Patent S1
US 789,428 · App. 29/496,442 · Granted Jun 13, 2017

Hole saw

Inventors: Joseph Thomas Novak (East Longmeadow, MA); Matthew Christopher Green (Amherst, MA); Robert Richard Zielonka (Enfield, CT); Joseph H. DeSantis (Ware, MA); Christopher F. Fitzgerald (Belchertown, MA); Peter Weremchuk (Simsbury, CT); William B. Korb (Broad Brook, CT)
Assignee: IRWIN INDUSTRIAL TOOL COMPANY
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Quick Facts
Patent No.
US 789,428
App. No.
29/496,442
Granted
Jun 13, 2017
Kind
S1
Claims (1)

The ornamental design for a hole saw, as shown and described.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2019
From: IRWIN INDUSTRIAL TOOL COMPANY
To: BLACK & DECKER INC.
Reel/Frame 048581/0170 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 2, 2017
From: NOVAK, JOSEPH THOMAS; GREEN, MATTHEW CHRISTOPHER; ZIELONKA, ROBERT RICHARD; DESANTIS, JOSEPH H.; FITZGERALD, CHRISTOPHER F.; WEREMCHUK, PETER; KORB, WILLIAM B.
To: IRWIN INDUSTRIAL TOOL COMPANY
Reel/Frame 042206/0938 →
Continuity (8)
Division 29465441 · Aug 28, 2013
Division 29417810 · Apr 9, 2012
Continuation 29353762 · Jan 13, 2010
Continuation 29353759 · Jan 13, 2010
Continuation 13006117 · Jan 13, 2011
Continuation In Part 12687078 · Jan 13, 2010
Continuation 13006080 · Jan 13, 2011
Continuation In Part 12687065 · Jan 13, 2010