Y10T 29/49602
Coil wound wall screen
Y10T29/49602 (Coil wound wall screen) appears on 52 US grants and 21 published applications in this corpus.
Search patents in Y10T- Granted patents
- 52
- Published applications
- 21
- Assignees
- 32
- Inventors
- 66
- Latest grant
- 18 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 4 |
| 2003 | 1 | 2 |
| 2004 | 3 | 1 |
| 2005 | 3 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 4 |
| 2010 | 5 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of manufacturing a compost filter sock that is linearly stable during filling18 Aug 2020US 10,745,881 B2Mkb Company
- Method of assembly for sand screen9 Feb 2016US 9,254,454 B2Halliburton Energy Services.Inc.
- Screen cylinder6 May 2014US 8,713,798 B2Aikawa Fiber Technologies Trust
- Manufacturing of sand screens12 Nov 2013US 8,578,608 B2Schlumberger Technology Corporation
- Method of making a sand screen on a base pipe6 Nov 2012US 8,302,310 B2Schlumberger Technology Corporation
- Compost filter netting that is linearly stable during filling29 Sep 2016US 2016/0279541 A1Mkb Company
- Method of assembly for sand screen31 Dec 2015US 2015/0375144 A1Halliburton Energy Services.Inc.
- Manufacturing of sand screens25 Jul 2013US 2013/0185940 A1Schlumberger Technology Corporation
- Screen cylinder24 Feb 2011US 2011/0042300 A1Advanced Fiber Technologies (AFT) Trust
- Method and device for producing helical screens18 Nov 2010US 2010/0287775 A1
Most cited
By later US patents
- Methods of fabricating a thin-wall expandable well screen assembly64US 6,415,509 B1Halliburton Energy Services.Inc. · 2002
- Rotary drum type device for separating solid particles from a liquid59US 5,618,424 ANagaoka International Corporation · 1997
- Double cylinder screen35US 4,818,403 ANagaoka Kanaami Kabushiki Kaisha · 1989
- Welded wire well screen on perforated casing28US 3,958,634 AHoward Smith Company · 1976
- Plastic well screen and method of forming same28US 4,406,326 AUop LLC · 1983