Patent Assignment
Reel/Frame 060294/0190
Assignment of Assignor's Interest
Recorded: 2022-06-23
Pages: 4
Assignor
SHARROW, GREGORY C.
Executed: 2022-06-17
Assignee
SHARROW ENGINEERING LLC
1845 WALNUT STREET, SUITE 1601, PHILADELPHIA, PENNSYLVANIA, 19103
Covered Properties
(4)
Duo-Propeller
Patent:
1,029,041 →
Application:
29/779,895 →
Duo-Prop Propeller
Patent:
988,967 →
Application:
29/796,030 →
Duo-Hub Propeller
Application:
63/177,645 →
Duo-Hub Propeller
Application:
63/300,887 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 15, 2021
From: SHARROW, GREGORY C.
To: SHARROW ENGINEERING LLC
Reel/Frame 056861/0656 →
Assignee's Change of Address
Apr 9, 2024
From: SHARROW ENGINEERING LLC
To: SHARROW ENGINEERING LLC
Reel/Frame 067044/0007 →
Security Interest
Mar 10, 2025
From: SHARROW ENGINEERING, LLC
To: BLADES AND WAVES, LLC
Reel/Frame 070455/0825 →
Security Interest
Oct 15, 2025
From: SHARROW ENGINEERING INC.
To: BLADES AND WAVES, LLC
Reel/Frame 072575/0470 →
Entity Conversion
Oct 15, 2025
From: SHARROW ENGINEERING, LLC
To: SHARROW ENGINEERING INC.
Reel/Frame 073078/0744 →