B01L 3/0272
Dropper bottles
Official title: {Dropper bottles}
B01L3/0272 (Dropper bottles) appears on 84 US grants and 117 published applications in this corpus.
Search patents in B01L- Granted patents
- 84
- Published applications
- 117
- Assignees
- 72
- Inventors
- 215
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 4 |
| 2007 | 1 | 5 |
| 2008 | 1 | 5 |
| 2009 | 1 | 8 |
| 2010 | 3 | 2 |
| 2011 | 0 | 6 |
| 2012 | 3 | 3 |
| 2013 | 4 | 5 |
| 2014 | 3 | 5 |
| 2015 | 5 | 5 |
| 2016 | 3 | 5 |
| 2017 | 5 | 8 |
| 2018 | 4 | 1 |
| 2019 | 2 | 5 |
| 2020 | 4 | 5 |
| 2021 | 2 | 4 |
| 2022 | 4 | 3 |
| 2023 | 6 | 7 |
| 2024 | 1 | 9 |
| 2025 | 5 | 7 |
| 2026 | 1 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dropper system with pre-positioned wiper21 Jul 2026US 12,686,536 B2
- Container for discharging contents by a fixed amount including a dropper and pressurizing pump23 Dec 2025US 12,503,280 B2Yonwoo Co., Ltd.
- Cap assembly and dropper assembly as well as container system including the same9 Sep 2025US 12,409,986 B2Silgan Dispensing Systems (Wuxi) Co. Ltd.
- Container for providing reagents19 Aug 2025US D1,089,700 S1Life Technologies Corporation · Design
- Dripping container cover18 Mar 2025US 12,252,296 B2GC Corporation
- Dropper container8 Oct 2026US 2026/0305794 A1Shya Hsin Packaging Industry (China) Co., Ltd.
- Dropper system with pre-positioned wiper8 Oct 2026US 2026/0307865 A1Bottle Barons, LLC
- Elution kit, analytical kit and method of eluting and analyzing a biological sample27 Aug 2026US 2026/0249297 A1
- Sample vial consumable for cytopathology13 Aug 2026US 2026/0233228 A1
- Dropper container, a use of a polymeric material for making a dropper container, and a method for making a dropper container6 Aug 2026US 2026/0225301 A1
Most cited
By later US patents
- Specimen test unit115US 5,078,968 A1992
- Specimen test unit107US 5,238,649 A1993
- Dispensing tip for cyanoacrylate adhesives82US 4,408,699 APacer Technology and Resources, Inc. · 1983
- Dual chambered mixing and dispensing vial82US 4,950,237 AMerck & Co., Inc. · 1990
- Reagent delivery device and method of use75US 6,632,681 B1EY Laboratories, Inc. · 2003