IP Library › Granted Patent US 883,952
Granted Patent S1
US 883,952 · App. 29/617,037 · Granted May 12, 2020

Audio speaker

Inventors: David Lucas (Austin, TX); Joseph F. Pinkerton (Austin, TX); William Martin Lackowski (Austin, TX); David A. Badger (Lago Vista, TX)
Assignee: Clean Energy Labs, LLC
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 883,952
App. No.
29/617,037
Granted
May 12, 2020
Kind
S1
Claims (1)

The ornamental design for an audio speaker, substantially as shown and described.

Assignments (5)
SECURITY INTEREST Recorded Apr 20, 2026
From: BRANE AUDIO, LLC
To: TBFT INVESTMENTS, LLC
Reel/Frame 074414/0716 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 12, 2024
From: CLEAN ENERGY LABS, LLC
To: BRANE AUDIO, LLC
Reel/Frame 068570/0735 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 12, 2024
From: CLEAN ENERGY LABS, LLC
To: BRANE AUDIO, LLC
Reel/Frame 068570/0826 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 20, 2023
From: CLEAN ENERGY LABS, LLC
To: BRANE AUDIO, LLC
Reel/Frame 064352/0491 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 11, 2017
From: LUCAS, DAVID; PINKERTON, JOSEPH F.; LACKOWSKI, WILLIAM MARTIN; BADGER, DAVID A.
To: CLEAN ENERGY LABS, LLC
Reel/Frame 043834/0472 →