IP Library › Granted Patent US 867,520
Granted Patent S1
US 867,520 · App. 29/649,767 · Granted Nov 19, 2019

Filter

Inventor: Mani Erfan (Friendswood, TX)
Assignee: UNICAT CATALYST TECHNOLOGIES, INC.
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Quick Facts
Patent No.
US 867,520
App. No.
29/649,767
Granted
Nov 19, 2019
Kind
S1
Claims (1)

The ornamental design for a filter, as shown and described.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Dec 9, 2025
From: STELLUS CAPITAL INVESTMENT CORPORATION
To: UNICAT CATALYST TECHNOLOGIES, LLC
Reel/Frame 073158/0855 →
SECURITY INTEREST Recorded Dec 5, 2025
From: UNICAT CATALYST TECHNOLOGIES, LLC
To: WHITE OAK COMMERCIAL FINANCE, LLC, AS ADMINISTRATIVE AGENT
Reel/Frame 073125/0625 →
CHANGE OF NAME Recorded Jan 19, 2022
From: UNICAT CATALYST TECHNOLOGIES, INC.
To: UNICAT CATALYST TECHNOLOGIES, LLC
Reel/Frame 058767/0851 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Apr 27, 2021
From: UNICAT CATALYST TECHNOLOGIES, LLC
To: STELLUS CAPITAL INVESTMENT CORPORATION, AS ADMINISTRATIVE AGENT
Reel/Frame 056148/0095 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 1, 2018
From: ERFAN, MANI
To: UNICAT CATALYST TECHNOLOGIES, INC.
Reel/Frame 045962/0260 →