E21B 19/00
Handling rods, casings, tubes or the like outside the borehole
Official title: Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
E21B19/00 (Handling rods, casings, tubes or the like outside the borehole) appears on 6,519 US grants and 5,410 published applications in this corpus.
Search patents in E21B- Granted patents
- 6,519
- Published applications
- 5,410
- Assignees
- 1,885
- Inventors
- 8,594
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 93 | 0 |
| 1977 | 72 | 0 |
| 1978 | 77 | 0 |
| 1979 | 39 | 0 |
| 1980 | 59 | 0 |
| 1981 | 72 | 0 |
| 1982 | 71 | 0 |
| 1983 | 65 | 0 |
| 1984 | 120 | 0 |
| 1985 | 74 | 0 |
| 1986 | 91 | 0 |
| 1987 | 82 | 0 |
| 1988 | 60 | 0 |
| 1989 | 73 | 0 |
| 1990 | 62 | 0 |
| 1991 | 63 | 0 |
| 1992 | 63 | 0 |
| 1993 | 65 | 0 |
| 1994 | 48 | 0 |
| 1995 | 51 | 0 |
| 1996 | 50 | 0 |
| 1997 | 50 | 0 |
| 1998 | 86 | 0 |
| 1999 | 65 | 0 |
| 2000 | 86 | 0 |
| 2001 | 121 | 25 |
| 2002 | 109 | 85 |
| 2003 | 98 | 134 |
| 2004 | 106 | 136 |
| 2005 | 87 | 121 |
| 2006 | 113 | 131 |
| 2007 | 101 | 146 |
| 2008 | 91 | 169 |
| 2009 | 88 | 191 |
| 2010 | 145 | 195 |
| 2011 | 155 | 196 |
| 2012 | 148 | 201 |
| 2013 | 165 | 281 |
| 2014 | 202 | 289 |
| 2015 | 253 | 356 |
| 2016 | 283 | 346 |
| 2017 | 297 | 303 |
| 2018 | 279 | 349 |
| 2019 | 349 | 341 |
| 2020 | 336 | 313 |
| 2021 | 267 | 280 |
| 2022 | 271 | 202 |
| 2023 | 215 | 152 |
| 2024 | 214 | 190 |
| 2025 | 174 | 132 |
| 2026 | 115 | 146 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E21B 19/16Connecting or disconnecting pipe couplings or joints1,859
- E21B 19/14Racks, ramps, troughs or bins, for holding the lengths of rod singly1,098
- E21B 19/002Handling rods, casings, tubes or the like outside the borehole: specially adapted1,058
- E21B 19/08Apparatus for feeding the rods or cables1,056
- E21B 19/02Rod or cable suspensions1,036
- E21B 19/22Handling reeled pipe or rod units962
- E21B 19/24Guiding or centralising devices for drilling rods or pipes423
- E21B 19/20Combined feeding from rack and connecting382
Recent patents
- Drilling machine attachment for loader6 Oct 2026US 12,753,656 B2The Charles Machine Works, Inc.
- Device for generating an axial load in a drill string assembly6 Oct 2026US 12,753,660 B2Pgi Holding Limited
- Tubular handling with spider control system6 Oct 2026US 12,753,661 B2Weatherford Technology Holdings, LLC
- Retention feature for tubulars in a fingerboard6 Oct 2026US 12,753,662 B2Nabors Drilling Technologies USA, Inc.
- Rod handling system for a drilling rig6 Oct 2026US 12,753,663 B2Tribe Tech UK Ltd
- Self-contained spring inserter for drug delivery infusion set8 Oct 2026US 2026/0308990 A1Becton, Dickinson and Company
- A rod handling apparatus and a method for handling drill rods8 Oct 2026US 2026/0308991 A1Epiroc Rock Drills Aktiebolag
- Pipe loader apparatus8 Oct 2026US 2026/0308992 A1The Charles Machine Works, Inc.
- Guiding assembly and a rock drilling apparatus comprising the same8 Oct 2026US 2026/0308993 A1Sandvik Mining and Construction Oy
- System and method for aligning a pipe with a well1 Oct 2026US 2026/0296381 A1
Most cited
By later US patents
- Insulated and/or concentric coiled tubing429US 6,015,015 ABJ Services Company, U.S.A. · 2000
- Formation-tailored method and apparatus for uniformly heating long subterranean intervals at high temperature368US 4,570,715 AShell Oil Company · 1986
- Mini-well temperature profiling process311US 4,616,705 AShell Oil Company · 1986
- Well treating process for installing a cable bundle containing strands of changing diameter303US 4,585,066 AShell Oil Company · 1986
- Method for running downhole tools and devices with coiled tubing276US 5,435,395 AHalliburton Company · 1995