B81C 2201/03
Processes for manufacturing substrate-free structures
B81C2201/03 (Processes for manufacturing substrate-free structures) appears on 211 US grants and 261 published applications in this corpus.
Search patents in B81C- Granted patents
- 211
- Published applications
- 261
- Assignees
- 156
- Inventors
- 546
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 4 |
| 2002 | 9 | 11 |
| 2003 | 6 | 9 |
| 2004 | 10 | 19 |
| 2005 | 6 | 13 |
| 2006 | 8 | 16 |
| 2007 | 5 | 12 |
| 2008 | 11 | 18 |
| 2009 | 8 | 12 |
| 2010 | 12 | 20 |
| 2011 | 9 | 12 |
| 2012 | 7 | 11 |
| 2013 | 11 | 8 |
| 2014 | 11 | 13 |
| 2015 | 8 | 6 |
| 2016 | 7 | 5 |
| 2017 | 5 | 4 |
| 2018 | 1 | 12 |
| 2019 | 11 | 12 |
| 2020 | 8 | 9 |
| 2021 | 8 | 12 |
| 2022 | 5 | 4 |
| 2023 | 7 | 6 |
| 2024 | 5 | 7 |
| 2025 | 5 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Inattentive HF concentration vapors phase release of micro-electro-mechanical systems and optical systems30 Jun 2026US 12,668,485 B2UNM Rainforest Innovations
- Generating a MEMS device with glass cover and MEMS device27 Jan 2026US 12,534,360 B2Infineon Technologies AG
- Micro vibration body having three-dimensional curved surface shape and method for manufacturing the same6 Jan 2026US 12,515,948 B2Denso Corporation
- Wearable glove with a plurality of fluidic actuators and a plurality of fluidic control devices and system of use thereof14 Oct 2025US 12,443,281 B2Meta Platforms Technologies, LLC
- Semiconductor devices and related methods23 Sep 2025US 12,421,105 B2Amkor Technology Singapore Holding Pte.Ltd.
- Microfluidic Devices and Associated Methods24 Sep 2026US 2026/0285674 A1The Texas A&M University System
- Generating a mems device with glass cover and mems device4 Jun 2026US 2026/0152389 A1Infineon Technologies AG
- Semiconductor devices and related methods23 Oct 2025US 2025/0326632 A1Amkor Technology Singapore Holding Pte.Ltd.
- Flexible Microelectrode Arrays3 Jul 2025US 2025/0213160 A1Nikon Corporation
- Microfluidic valve29 May 2025US 2025/0170576 A1Emerging Viral Diagnostics (Hk) Limited
Most cited
By later US patents
- Formation of microstamped patterns on surfaces and derivative articles1,049US 5,512,131 APresident and Fellows of Harvard College · 1996
- Microfluidic structure and process for its manufacture704US 5,376,252 APharmacia Biosensor AB · 1994
- Microfabricated elastomeric valve and pump systems619US 6,408,878 B1California Institute of Technology · 2002
- Method of forming articles including waveguides via capillary micromolding and microtransfer molding512US 6,355,198 B1President and Fellows of Harvard College · 2002
- Apparatus and method for manufacturing an intracutaneous microneedle array410US 6,312,612 B1The Procter & Gamble Company · 2001