IP Library Granted Patent US 717,835
Granted Patent S1
US 717,835 · App. 29/449,576 · Granted Nov 18, 2014

Plunger adapter

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 717,835
App. No.
29/449,576
Granted
Nov 18, 2014
Kind
S1
Claims (1)

The ornamental design for a plunger adapter, as shown and described.

Assignments (7)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2025
From: RAVDOS HOLDINGS INC.
To: Q2 ARTIFICIAL LIFT SERVICES LLC
Reel/Frame 071755/0547 →
PARTIAL TERMINATION AND RELEASE OF PATENT SECURITY AGREEMENT Recorded Apr 16, 2025
From: PNC BANK, NATIONAL ASSOCIATION
To: RAVDOS HOLDINGS INC.
Reel/Frame 070863/0829 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 6, 2025
From: LUFKIN LIFT SOLUTIONS LLC; LUFKIN US ACQUISITION COMPANY, LLC
To: RAVDOS HOLDINGS INC.
Reel/Frame 070423/0404 →
CHANGE OF NAME Recorded Dec 4, 2020
From: SCHLUMBERGER LIFT SOLUTIONS LLC
To: LUFKIN LIFT SOLUTIONS LLC
Reel/Frame 054600/0108 →
SECURITY INTEREST Recorded Nov 23, 2020
From: SCHLUMBERGER LIFT SOLUTIONS LLC
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 054443/0693 →
RECORDABLE CONFIRMATORY PATENT ASSIGNMENT Recorded Nov 6, 2020
From: SCHLUMBERGER TECHNOLOGY CORPORATION
To: SCHLUMBERGER LIFT SOLUTIONS, LLC
Reel/Frame 054341/0311 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 12, 2020
From: CARRUTH, DON V.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 053476/0412 →