IP Library › Granted Patent US 840,365
Granted Patent S1
US 840,365 · App. 29/610,999 · Granted Feb 12, 2019

Cover ring for a plasma processing apparatus

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 840,365
App. No.
29/610,999
Granted
Feb 12, 2019
Kind
S1
Claims (1)

The ornamental design for a cover ring for a plasma processing apparatus, as shown and described.

Assignments (2)
CHANGE OF NAME AND ADDRESS Recorded Mar 30, 2020
From: HITACHI HIGH-TECHNOLOGIES CORPORATION
To: HITACHI HIGH-TECH CORPORATION
Reel/Frame 052259/0227 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 15, 2017
From: ICHINO, TAKAMASA; SATO, KOHEI; NAKAMOTO, KAZUNORI
To: HITACHI HIGH-TECHNOLOGIES CORPORATION
Reel/Frame 043599/0924 →