Patent Assignment
Reel/Frame 072791/0298
Assignment of Assignor's Interest
Recorded: 2025-09-02
Pages: 10
Assignors
FORTRESS NORTH AMERICA, LLC
Executed: 2025-05-30
FRS GROUP LLC
Executed: 2025-05-30
COMPASS MINERALS AMERICA INC.
Executed: 2025-05-30
Assignee
PERIMETER SOLUTIONS, LP
8000 MARYLAND AVE., SUITE 350, CLAYTON, MISSOURI, 63105
Covered Properties
(47)
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
PCT:
PCT/US2020/036360 ↗
Long-Term Fire Retardant with an Organophosphate and Methods for Making and Using Same
PCT:
PCT/US2020/036367 ↗
Long-Term Fire Retardant with Magnesium Sulfate and Corrosion Inhibitors and Methods for Making and Using Same
PCT:
PCT/US2021/047726 ↗
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
PCT:
PCT/US2021/063598 ↗
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
PCT:
PCT/US2022/080881 ↗
Systems, Apparatus, and Methods for Dilution and Effective Mixing of High Viscosity Long-Term Fire Retardant Liquid Concentrates
PCT:
PCT/US2024/034786 ↗
Mobile Mix Plants for Deployment at Airtanker Bases to Provide Fire Retardant Products
PCT:
PCT/US2025/016792 ↗
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with an Organophosphate and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with an Organophosphate and Methods for Making and Using Same
Application:
17/349,336 →
Publication:
US 2021/0309830
Long-Term Fire Retardant with Magnesium Sulfate and Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Magnesium Sulfate and Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Patent:
11,819,722 →
Application:
18/060,943 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Magnesium Sulfate and Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Magnesium Sulfate and Corrosion Inhibitors and Methods for Making and Using Same
Application:
18/425,075 →
Publication:
US 2024/0216737
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
18/485,937 →
Publication:
US 2024/0157185
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
18/487,704 →
Publication:
US 2024/0123272
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
18/908,107 →
Publication:
US 2025/0121235
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
18/990,647 →
Publication:
US 2025/0135254
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
62/858,640 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
62/989,350 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
63/024,040 →
Long-Term Fire Retardant with an Organophosphate and Methods for Making and Using Same
Application:
63/028,765 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
63/125,693 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
63/140,657 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
63/325,876 →
Systems, Apparatus, and Methods for Dilution and Effective Mixing of High Viscosity Long-Term Fire Retardant Liquid Concentrates
Application:
63/509,087 →
Mobile Mix Plants for Deployment at Airtanker Bases to Provide Fire Retardant Products
Application:
63/557,180 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
63/660,824 →
Long-Term Fire Retardant with Corrosion Inhibitors and Methods for Making and Using Same
Application:
63/686,448 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 5, 2020
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 053406/0959 →
Assignment of Assignor's Interest
Aug 5, 2020
From: WILKENING, DAVID W.
To: FRS GROUP, LLC
Reel/Frame 053407/0024 →
Assignment of Assignor's Interest
Oct 16, 2020
From: WILKENING, DAVID W.
To: FRS GROUP, LLC
Reel/Frame 054080/0174 →
Assignment of Assignor's Interest
Oct 16, 2020
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 054079/0595 →
Assignment of Assignor's Interest
Feb 9, 2021
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 055199/0329 →
Assignment of Assignor's Interest
Feb 9, 2021
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; MCLELLAN, JOSEPH
To: FRS GROUP, LLC
Reel/Frame 055199/0315 →
Assignment of Assignor's Interest
Apr 29, 2021
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 056080/0099 →
Assignment of Assignor's Interest
Apr 29, 2021
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; MCLELLAN, JOSEPH
To: FRS GROUP, LLC
Reel/Frame 056080/0084 →
Assignment of Assignor's Interest
Jul 16, 2021
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 056879/0152 →
Assignment of Assignor's Interest
Jul 16, 2021
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 056879/0133 →
Assignment of Assignor's Interest
Jul 29, 2021
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 057018/0396 →
Assignment of Assignor's Interest
Jul 29, 2021
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 057018/0419 →
Assignment of Assignor's Interest
Sep 24, 2021
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 057587/0262 →
Assignment of Assignor's Interest
Sep 24, 2021
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 057587/0228 →
Assignment of Assignor's Interest
Oct 7, 2021
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 057727/0794 →
Assignment of Assignor's Interest
Oct 7, 2021
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 057727/0786 →
Assignment of Assignor's Interest
Dec 21, 2021
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 058449/0460 →
Assignment of Assignor's Interest
Dec 21, 2021
From: BURNHAM, ROBERT J.; HULBERT, DENNIS; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 058449/0446 →
Assignment of Assignor's Interest
Dec 21, 2021
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; MCLELLAN, JOSEPH
To: FRS GROUP, LLC
Reel/Frame 058449/0436 →
Assignment of Assignor's Interest
Jan 26, 2022
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 058778/0095 →
Assignment of Assignor's Interest
Jan 26, 2022
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 058778/0127 →
Assignment of Assignor's Interest
Jun 28, 2022
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 060335/0979 →
Assignment of Assignor's Interest
Jun 28, 2022
From: WILKENING, DAVID
To: FRS GROUP, LLC
Reel/Frame 060336/0001 →
Assignment of Assignor's Interest
Sep 1, 2022
From: WILKENING, DAVID W.
To: FRS GROUP, LLC
Reel/Frame 060966/0093 →
Assignment of Assignor's Interest
Sep 1, 2022
From: HULBERT, DENNIS; BURNHAM, ROBERT J.; SCHNARR, MICHAEL S.; GEISSLER, GERALD
To: FRS GROUP, LLC
Reel/Frame 060966/0059 →