IP Library › Granted Patent US 575,283
Granted Patent S1
US 575,283 · App. 29/260,451 · Granted Aug 19, 2008

Folding, head mounted display unit

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 575,283
App. No.
29/260,451
Granted
Aug 19, 2008
Kind
S1
Claims (1)

The ornamental design for a folding, head mounted display unit, as shown and described.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2016
From: WORLDPLAY (BARBADOS) INC
To: RANGEVIDEO LLC
Reel/Frame 038153/0942 →
CHANGE OF NAME Recorded Aug 25, 2010
From: HEADPLAY (BARBADOS) INC.
To: WORLDPLAY (BARBADOS) INC.
Reel/Frame 024885/0110 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2008
From: HEADPLAY, INC.; HEADPLAY CANADA, INC.
To: HEADPLAY (BARBADOS) INC.
Reel/Frame 020353/0113 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 25, 2006
From: LOWE, DANNY D.; SCHWARTZ, ISACK; BONSALL, GLENN D.
To: HEADPLAY, INC.
Reel/Frame 017937/0933 →