E05B 2047/0052
Opening the circuit by detection of current increase
Official title: {opening the circuit by detection of current increase}
E05B2047/0052 (Opening the circuit by detection of current increase) appears on 19 US grants and 21 published applications in this corpus.
Search patents in E05B- Granted patents
- 19
- Published applications
- 21
- Assignees
- 15
- Inventors
- 48
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 4 |
| 2024 | 2 | 1 |
| 2025 | 4 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Door lock detection systems and methods24 Feb 2026US 12,559,976 B2ASSOY ABLOY Residential Group, Inc.
- Smart lock29 Jul 2025US 12,371,927 B2Glue AB
- Lock15 Jul 2025US 12,359,465 B2TriTeq Lock and Security, LLC
- Electronic lock20 May 2025US 12,305,424 B2Southco, Inc.
- Method and apparatus for deadbolt position sensing25 Feb 2025US 12,234,670 B2Schlage Lock Company LLC
- Electronic lock15 May 2025US 2025/0154795 A1Southco, Inc.
- Door lock detection systems and methods6 Jun 2024US 2024/0183195 A1ASSOY ABLOY Residential Group, Inc.
- Smart Lock14 Sep 2023US 2023/0287708 A1Glue AB
- Electronic lock device and operation method of the same20 Jul 2023US 2023/0228120 A1Tong Lung Metal Industry Co., Ltd.
- Method and apparatus for deadbolt position sensing20 Apr 2023US 2023/0122401 A1Schlage Lock Company LLC
Most cited
By later US patents
- Dead bolt combination lock and push-pull lock, each with integrated re-locking features, lock with auxiliary security features, and lock keypad with tamper detection and response features64US 6,016,677 ASargent & Greenleaf, Inc. · 2000
- Lock including means for sensing position of bolt and for indicating whether or not bolt is extended from lock case36US 6,212,923 B1Sargent & Greenleaf, Inc. · 2001
- Lock system enabling user to lock door and extend lock bolt in a single action and push-pull lock with cushioning arrangement for protecting bolt drive components21US 6,196,037 B1Sargent & Greenleaf, Inc. · 2001
- Lock device, a method and an arrangement for mounting a lock device15US 8,925,982 B2Phoniro AB · 2015
- Dead bolt combination lock with integrated re-locking features13US 6,094,952 ASargent & Greenleaf, Inc. · 2000