IP Library › Granted Patent US 597,687
Granted Patent S1
US 597,687 · App. 29/324,669 · Granted Aug 4, 2009

Lamp filament

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 597,687
App. No.
29/324,669
Granted
Aug 4, 2009
Kind
S1
Claims (1)

We claim the ornamental design for a lamp filament, as shown and described.

Assignments (1)
CHANGE OF NAME Recorded Nov 3, 2008
From: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
To: PANASONIC CORPORATION
Reel/Frame 021774/0425 →