G01N 30/56
Packing methods or coating methods
G01N30/56 (Packing methods or coating methods) appears on 367 US grants and 369 published applications in this corpus.
Search patents in G01N- Granted patents
- 367
- Published applications
- 369
- Assignees
- 216
- Inventors
- 727
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 1 |
| 2002 | 7 | 7 |
| 2003 | 9 | 18 |
| 2004 | 12 | 13 |
| 2005 | 5 | 15 |
| 2006 | 18 | 16 |
| 2007 | 10 | 19 |
| 2008 | 9 | 13 |
| 2009 | 7 | 19 |
| 2010 | 13 | 16 |
| 2011 | 8 | 21 |
| 2012 | 15 | 15 |
| 2013 | 12 | 19 |
| 2014 | 14 | 12 |
| 2015 | 10 | 13 |
| 2016 | 6 | 9 |
| 2017 | 8 | 10 |
| 2018 | 4 | 9 |
| 2019 | 9 | 24 |
| 2020 | 5 | 15 |
| 2021 | 14 | 21 |
| 2022 | 13 | 10 |
| 2023 | 6 | 12 |
| 2024 | 20 | 22 |
| 2025 | 13 | 11 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for the analysis of related substances in cyclosporine a preparation, and use thereof4 Aug 2026US 12,699,075 B2Zhaoke (Guangzhou) Ophthalmology Pharmaceutical Limited
- Analysis of oligosaccharides using a liquid chromatography system and a chromatographic column in which the LC system and column's internal metal surface has been modified with a layer of inert material14 Jul 2026US 12,680,988 B2Waters Technologies Corporation
- Metal components with inert vapor phase coating on internal surfaces16 Jun 2026US 12,655,517 B2Agilent Technologies, Inc.
- Chromatography column comprising an internal bracing24 Mar 2026US 12,582,925 B2Cytiva BioProcess R&D AB
- Chromatography column packing medium recovery17 Mar 2026US 12,576,345 B2Repligen Corporation
- High pressure fluid handling device for liquid chromatography8 Oct 2026US 2026/0309684 A1IDEX Health & Science LLC
- Metal components with inert vapor phase coating on internal surfaces27 Aug 2026US 2026/0250839 A1Agilent Technologies, Inc.
- Method for locking a frit in a chromatography cartridge and a chromatography cartridge30 Jul 2026US 2026/0219242 A1Biotage AB
- Methods to increase sensitivity of lc/ms analysis2 Jul 2026US 2026/0185968 A1Waters Technologies Corporation
- Use of vapor deposition coated flow paths for improved chromatography of metal interacting analytes2 Apr 2026US 2026/0092905 A1Waters Technologies Corporation
Most cited
By later US patents
- Apparatus and method for trapping bead based reagents within microfluidic analysis systems261US 6,432,290 B1The Governors of the University of Alberta · 2002
- Capillary column chromatography process and system123US 6,581,441 B1PerSeptive Biosystems, Inc. · 2003
- Monolithic microfluidic concentrators and mixers107US 6,887,384 B1The Regents of the University of California · 2005
- Interface for a system of method of electronic presentations having multiple display screens with remote input86US 7,058,891 B2Learning Tree International, Inc. · 2006
- Chromatographic technique and apparatus83US 5,135,549 ABoard of Trustees of Southern Illinois University · 1992