G01K 3/04
In respect of time
Official title: in respect of time
G01K3/04 (In respect of time) appears on 557 US grants and 594 published applications in this corpus.
Search patents in G01K- Granted patents
- 557
- Published applications
- 594
- Assignees
- 346
- Inventors
- 1,220
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 1 |
| 2002 | 6 | 4 |
| 2003 | 9 | 14 |
| 2004 | 11 | 18 |
| 2005 | 10 | 7 |
| 2006 | 9 | 15 |
| 2007 | 10 | 18 |
| 2008 | 9 | 21 |
| 2009 | 14 | 30 |
| 2010 | 12 | 14 |
| 2011 | 18 | 16 |
| 2012 | 17 | 23 |
| 2013 | 14 | 28 |
| 2014 | 21 | 32 |
| 2015 | 22 | 30 |
| 2016 | 23 | 20 |
| 2017 | 25 | 23 |
| 2018 | 23 | 39 |
| 2019 | 29 | 44 |
| 2020 | 21 | 21 |
| 2021 | 24 | 31 |
| 2022 | 21 | 37 |
| 2023 | 25 | 32 |
| 2024 | 19 | 31 |
| 2025 | 26 | 25 |
| 2026 | 9 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method of food mapping for safety compliance25 Aug 2026US 12,716,781 B2Fireboard Labs, LLC
- Thermochromic ink indicia for activatable quality labels18 Aug 2026US 12,710,320 B2Varcode Ltd.
- Flexible time-temperature sensing label system28 Apr 2026US 12,614,143 B2Copeland Cold Chain LP
- Powder bed fusion build plate thermal history indicator14 Apr 2026US 12,599,969 B2Rtx Corporation
- Thermochromic pellet for thermochromic indicator, thermochromic indicator, and associated electrical unit and electrical switchboard7 Apr 2026US 12,596,037 B2Schneider Electric Industries SAS
- Method for operating a heat exchanger unit for changing the physical state of matter of an aqueous formulation27 Aug 2026US 2026/0252129 A1Lonza Ltd.
- Temperature continuity detector and heat stroke detector2 Jul 2026US 2026/0182841 A1Biodata Bank, Inc.
- Freezer Malfunction Notification Device18 Jun 2026US 2026/0168718 A1
- Activatable thermal indicator with blisters11 Jun 2026US 2026/0160610 A1Zebra Technologies Corporation
- Activatable thermal indicator with thickness compensation layer11 Jun 2026US 2026/0160612 A1Temptime Corporation
Most cited
By later US patents
- Wireless event-recording device with identification codes1,687US 6,806,808 B1SRI International · 2004
- Color changing device for monitoring shelf-life of perishable products367US 5,053,339 AJ P Labs Inc. · 1991
- Event-recording devices with identification codes239US 6,617,963 B1SRI International · 2003
- Activatable time-temperature indicator system192US 6,544,925 B1LifeLines Technology, Inc. · 2003
- Moving boundary device for monitoring shelf-life of a perishable product190US 5,045,283 AJP Labs, Inc. · 1991