IP Library › Granted Patent US 611,577
Granted Patent S1
US 611,577 · App. 29/310,571 · Granted Mar 9, 2010

Draw and return tube combination flange

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 611,577
App. No.
29/310,571
Granted
Mar 9, 2010
Kind
S1
Claims (1)

I claim the ornamental design for a draw and return tube combination flange, as shown and described.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 7, 2026
From: MFB PATENTS, INC.
To: TEMCO ENGINEERED PRODUCTS, LLC
Reel/Frame 075567/0830 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2024
From: MFB INVESTMENTS, LLC
To: MFB PATENTS, INC.
Reel/Frame 066103/0783 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 26, 2008
From: WAYMIRE, EVAN
To: MFB INVESTMENTS, LLC
Reel/Frame 021493/0627 →