IP Library › Granted Patent US 636,484
Granted Patent S1
US 636,484 · App. 29/345,845 · Granted Apr 19, 2011

Earplug

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 636,484
App. No.
29/345,845
Granted
Apr 19, 2011
Kind
S1
Claims (1)

The ornamental design for an earplug, as shown and described.

Assignments (5)
SECURITY INTEREST Recorded May 23, 2025
From: PROTECTIVE INDUSTRIAL PRODUCTS, INC.; WORLDWIDE PROTECTIVE PRODUCTS, LLC; HEAROS, LLC; WEST CHESTER HOLDINGS, LLC; REFLECTIVE APPAREL FACTORY, INC.; PIP USA MANUFACTURING, INC.; HONEYWELL SAFETY PRODUCTS USA, INC.; MORNING PRIDE MANUFACTURING L.L.C.; SALISBURY ELECTRICAL SAFETY L.L.C.
To: GOLDMAN SACHS BANK USA
Reel/Frame 071342/0241 →
SECURITY INTEREST Recorded May 23, 2025
From: PROTECTIVE INDUSTRIAL PRODUCTS, INC.; WORLDWIDE PROTECTIVE PRODUCTS, LLC; HEAROS, LLC; WEST CHESTER HOLDINGS, LLC; REFLECTIVE APPAREL FACTORY, INC.; PIP USA MANUFACTURING, INC.; HONEYWELL SAFETY PRODUCTS USA, INC.; MORNING PRIDE MANUFACTURING L.L.C.; SALISBURY ELECTRICAL SAFETY L.L.C.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 071346/0679 →
CHANGE OF NAME Recorded Oct 9, 2014
From: SPERIAN PROTECTION AMERICAS, INC
To: HONEYWELL SAFETY PRODUCTS USA, INC.
Reel/Frame 033948/0966 →
MERGER AND CHANGE OF NAME Recorded Oct 7, 2014
From: SPERIAN HEARING PROTECTION, LLC, A DELAWARE LIMITED LIABILITY COMPANY; SPERIAN PROTECTION AMERICAS, INC., A DELAWARE CORPORATION
To: SPERIAN PROTECTION AMERICAS, INC., A DELAWARE CORPORATION
Reel/Frame 033908/0687 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 16, 2009
From: TIEMENS, JIM
To: SPERIAN HEARING PROTECTION, LLC, A DELAWARE LIMITED LIABILITY COMPANY
Reel/Frame 023664/0736 →