E21B 19/155
Handling between horizontal and vertical position
Official title: {Handling between horizontal and vertical position}
E21B19/155 (Handling between horizontal and vertical position) appears on 452 US grants and 417 published applications in this corpus.
Search patents in E21B- Granted patents
- 452
- Published applications
- 417
- Assignees
- 186
- Inventors
- 631
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 0 |
| 2003 | 3 | 9 |
| 2004 | 5 | 4 |
| 2005 | 5 | 7 |
| 2006 | 6 | 11 |
| 2007 | 2 | 8 |
| 2008 | 3 | 8 |
| 2009 | 6 | 9 |
| 2010 | 8 | 18 |
| 2011 | 10 | 12 |
| 2012 | 16 | 12 |
| 2013 | 19 | 39 |
| 2014 | 21 | 20 |
| 2015 | 26 | 24 |
| 2016 | 26 | 27 |
| 2017 | 22 | 19 |
| 2018 | 22 | 23 |
| 2019 | 22 | 34 |
| 2020 | 41 | 30 |
| 2021 | 27 | 34 |
| 2022 | 29 | 22 |
| 2023 | 21 | 17 |
| 2024 | 16 | 10 |
| 2025 | 15 | 7 |
| 2026 | 7 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Retention system for retaining deck bushing of drilling machine19 May 2026US 12,631,075 B1Caterpillar Inc.
- Catwalk sensing device31 Mar 2026US 12,592,139 B2Frank's International, LLC
- Pipe loader apparatus8 Oct 2026US 2026/0308992 A1The Charles Machine Works, Inc.
- A rod handling device24 Sep 2026US 2026/0286791 A1Epiroc Rock Drills Aktiebolag
- Drill rod loader for drilling machines24 Sep 2026US 2026/0286792 A1Comacchio S.R.L.
- System and apparatus for protective management of bottom hole assembly during deployment13 Aug 2026US 2026/0234998 A1Lynchpin Technologies (Cayman) LTD
- Tower elevating catwalk system13 Aug 2026US 2026/0234999 A1Forum US, Inc.
Most cited
By later US patents
- System for handling tubulars on a rig168US 10,995,564 B2National Oilwell Varco, L. P. · 2021
- Top drive torque restraint system154US 5,107,940 AHydratech · 1992
- Tubular handling system118US 6,220,807 B1Dreco Energy Services Ltd. · 2001
- Method and apparatus for rotary power driven swivel drilling113US 4,832,552 A1989
- Pipe moving apparatus and method103US 4,834,604 ALee C. Moore Corporation · 1989