IP Library › Granted Patent US 543,553
Granted Patent S1
US 543,553 · App. 29/226,939 · Granted May 29, 2007

Portable audio device

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 543,553
App. No.
29/226,939
Granted
May 29, 2007
Kind
S1
Claims (1)

The ornamental design for a portable audio device, as shown and described.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Sep 2, 2015
From: PNC BANK, NATIONAL ASSOCIATION
To: ALTEC LANSING LLC
Reel/Frame 036479/0156 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 25, 2010
From: PLANTRONICS, INC.
To: ALTEC LANSING, LLC
Reel/Frame 023832/0843 →
SECURITY AGREEMENT Recorded Jan 20, 2010
From: ALTEC LANSING, LLC
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 023814/0824 →