IP Library › Granted Patent US 988,490
Granted Patent S1
US 988,490 · App. 29/766,045 · Granted Jun 6, 2023

Air cleaner filter

Inventors: Benjamin J. Bink (St. Cloud, WI); Shankar Mathur Seetharaman (Sheboygan, WI); Alexander A. Yosick (Howards Grove, WI); Steven M. Stenz (Plymouth, WI); Bruce M. Lefeber (Plymouth, WI)
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Quick Facts
Patent No.
US 988,490
App. No.
29/766,045
Granted
Jun 6, 2023
Kind
S1
Claims (1)

The ornamental design for an air cleaner filter, as shown and described.

Assignments (4)
PATENT SECURITY AGREEMENT (ABL) Recorded May 3, 2024
From: CURTIS INSTRUMENTS, INC.; DISCOVERY ENERGY, LLC; HEILA TECHNOLOGIES, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 067306/0903 →
PATENT SECURITY AGREEMENT (TERM) Recorded May 2, 2024
From: CURTIS INSTRUMENTS, INC.; DISCOVERY ENERGY, LLC; HEILA TECHNOLOGIES, INC.
To: BANK OF AMERICA, N.A, AS COLLATERAL AGENT
Reel/Frame 067290/0853 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 1, 2024
From: KOHLER CO.
To: DISCOVERY ENERGY, LLC
Reel/Frame 067289/0516 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 13, 2021
From: BINK, BENJAMIN J.; SEETHARAMAN, SHANKAR MATHUR; YOSICK, ALEXANDER A.; STENZ, STEVEN M.; LEFEBER, BRUCE M.
To: KOHLER CO.
Reel/Frame 054906/0437 →