B01J 2219/00351
Means for dispensing and evacuation of reagents
B01J2219/00351 (Means for dispensing and evacuation of reagents) appears on 2,376 US grants and 2,998 published applications in this corpus.
Search patents in B01J- Granted patents
- 2,376
- Published applications
- 2,998
- Assignees
- 1,019
- Inventors
- 5,017
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 14 | 0 |
| 1993 | 15 | 0 |
| 1994 | 17 | 0 |
| 1995 | 28 | 0 |
| 1996 | 27 | 0 |
| 1997 | 36 | 0 |
| 1998 | 58 | 0 |
| 1999 | 64 | 0 |
| 2000 | 86 | 0 |
| 2001 | 112 | 69 |
| 2002 | 135 | 288 |
| 2003 | 169 | 383 |
| 2004 | 143 | 299 |
| 2005 | 134 | 294 |
| 2006 | 108 | 211 |
| 2007 | 98 | 161 |
| 2008 | 108 | 140 |
| 2009 | 86 | 159 |
| 2010 | 103 | 109 |
| 2011 | 93 | 89 |
| 2012 | 65 | 79 |
| 2013 | 65 | 70 |
| 2014 | 75 | 62 |
| 2015 | 70 | 82 |
| 2016 | 42 | 69 |
| 2017 | 42 | 48 |
| 2018 | 28 | 68 |
| 2019 | 46 | 48 |
| 2020 | 54 | 57 |
| 2021 | 54 | 45 |
| 2022 | 43 | 52 |
| 2023 | 37 | 33 |
| 2024 | 24 | 39 |
| 2025 | 35 | 21 |
| 2026 | 19 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2219/00427Using masksIndexing code530
- B01J 2219/00378Piezoelectric or ink jet dispensersIndexing code491
- B01J 2219/00364PipettesIndexing code480
- B01J 2219/00389Feeding through valvesIndexing code395
- B01J 2219/00436Maskless processesIndexing code306
- B01J 2219/00387Applications using probesIndexing code261
- B01J 2219/00418Using pressureIndexing code252
- B01J 2219/00423Using filtrationIndexing code240
All 17 subgroupsShow fewer
- B01J 2219/00353PumpsIndexing code217
- B01J 2219/0036NozzlesIndexing code176
- B01J 2219/00414Using suctionIndexing code168
- B01J 2219/00373Hollow needlesIndexing code130
- B01J 2219/00385PrintingIndexing code127
- B01J 2219/00382StampingIndexing code104
- B01J 2219/00421Using centrifugationIndexing code51
- B01J 2219/0038DrawingIndexing code19
- B01J 2219/00425Using decantationIndexing code0
Recent patents
- Flow control mechanism for high-throughput oligonucleotide synthesis18 Aug 2026US 12,708,888 B2
- High-throughput automated reconstitution of lyophilized drug product4 Aug 2026US 12,697,282 B2Amgen Inc.
- Process and system for producing pulp, energy, and bioderivatives from plant-based and recycled materials14 Jul 2026US 12,678,759 B2Circ, LLC
- Patterning device2 Jun 2026US 12,643,084 B2Katholieke Universiteit Leuven, K. U. Leuven R&D
- DNA canvas for information storage and nanofabrication26 May 2026US 12,640,236 B2Massachusetts Institute of Technology
- Attoliter droplet-based, electrochemical parallel dna synthesizer and dna synthesis method using same17 Sep 2026US 2026/0273494 A1Korea University Research and Business Foundation
- Row-independent oligonucleotide synthesis10 Sep 2026US 2026/0264039 A1Sierra BioSystems, Inc.
- Process and System for Producing Pulp, Energy, and Bioderivatives from Plant-Based and Recycled Materials10 Sep 2026US 2026/0264040 A1Circ, LLC
- Lipid nanoparticle production system and method of monitoring and controlling the same27 Aug 2026US 2026/0250883 A1Sartorius Stedim Biotech GmbH
- On-flow cell three dimensional polymer structures20 Aug 2026US 2026/0241381 A1Illumina, Inc.
Most cited
By later US patents
- Large scale photolithographic solid phase synthesis of polypeptides and receptor binding screening thereof1,998US 5,143,854 AAffymax Technologies N.V. · 1992
- Array of oligonucleotides on a solid substrate1,585US 5,445,934 AAffymax Technologies N.V. · 1995
- Arrays of materials attached to a substrate1,410US 5,744,305 AAffymetrix, Inc. · 1998
- Process for preparing polynucleotides1,253US 4,458,066 AUniversity Patents, Inc. · 1984
- Formation of microstamped patterns on surfaces and derivative articles1,049US 5,512,131 APresident and Fellows of Harvard College · 1996