F04B 47/026
Pull rods, full rod component parts
Official title: {Pull rods, full rod component parts}
F04B47/026 (Pull rods, full rod component parts) appears on 140 US grants and 135 published applications in this corpus.
Search patents in F04B- Granted patents
- 140
- Published applications
- 135
- Assignees
- 83
- Inventors
- 270
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 4 |
| 2005 | 3 | 1 |
| 2006 | 2 | 4 |
| 2007 | 2 | 0 |
| 2008 | 1 | 8 |
| 2009 | 1 | 3 |
| 2010 | 2 | 2 |
| 2011 | 4 | 6 |
| 2012 | 5 | 2 |
| 2013 | 3 | 3 |
| 2014 | 3 | 6 |
| 2015 | 3 | 4 |
| 2016 | 2 | 7 |
| 2017 | 3 | 12 |
| 2018 | 7 | 12 |
| 2019 | 10 | 7 |
| 2020 | 9 | 11 |
| 2021 | 10 | 9 |
| 2022 | 7 | 7 |
| 2023 | 11 | 7 |
| 2024 | 2 | 6 |
| 2025 | 5 | 9 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Robust downhole pump barrel12 May 2026US 12,624,691 B2Q2 Artificial Lift Services LLC
- Rod pump optimization using adaptive machine learning28 Apr 2026US 12,612,907 B2Schlumberger Technology Corporation
- Self-adjusting downhole sucker rod pump spacing tool21 Apr 2026US 12,607,103 B2
- Multi-bolt clamshell retainer for wristpin on rod pump unit7 Apr 2026US 12,595,791 B2TRC Services, Inc.
- Anti-rotation device for a rod rotator of a reciprocating rod pumping system24 Mar 2026US 12,584,390 B2
- Robust Downhole Pump Barrel20 Aug 2026US 2026/0243245 A1Q2 Artificial Lift Services LLC
- Sucker rod and tubular identification and tracking2 Apr 2026US 2026/0093943 A1TRC Services, Inc.
- Downhole Pump Top Plunger Adapter with Improved Sand Handling Capability11 Dec 2025US 2025/0376918 A1Tru Lift Supply Inc.
- Self-Adjusting Downhole Sucker Rod Pump Spacing Tool27 Nov 2025US 2025/0361800 A1
- Well management systems and methods16 Oct 2025US 2025/0320861 A1
Most cited
By later US patents
- Artificial lifting system162US 5,351,752 ABrunswick Corporation (TEW) · 1994
- Method and apparatus for controlling downhole rotary pump used in production of oil wells80US 5,820,350 AHighland/Corod Inc. · 1998
- Downhole pump with bypass around plunger37US 6,273,690 B1Harbison-Fischer Manufacturing Company · 2001
- Cable actuated downhole smart pump28US 6,497,281 B22002
- Sucker rod24US 4,484,833 AConsolidated Metal Products, Inc. · 1984