Leak-tightness test with carrier gas in foil chamber
US-11199468-B2 · Dec 14, 2021 · US
removably mounted in a test cell
removably mounted in a test cell · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01M3/3281 |
| Official title | {removably mounted in a test cell} |
| Display label | removably mounted in a test cell |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 15 |
| 2018 | 9 |
| 2019 | 13 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Leak checking method, leak checking apparatus, electroplating method, and electroplating apparatus
US-2021198800-A1 · Jul 1, 2021 · US
Leak detection with oxygen
US-10935453-B2 · Mar 2, 2021 · US
Method for leak testing using a film chamber with ventilated measuring volume
US-2021048367-A1 · Feb 18, 2021 · US
System and method for drying and analytical testing of containers
US-10914521-B2 · Feb 9, 2021 · US
Method for forming and/or testing a bag in the interior space of a container
US-10859463-B2 · Dec 8, 2020 · US
Method for Leak Testing with a Foil Chamber with Vented Measurement Volume
US-2020378862-A1 · Dec 3, 2020 · US
Device and Method for Improved Container Closure Integrity Testing
US-2020271541-A1 · Aug 27, 2020 · US
System and Method for Drying and Analytical Testing of Containers
US-2020240709-A1 · Jul 30, 2020 · US
Device and method for calibrating a film chamber for leak detection
US-10670489-B2 · Jun 2, 2020 · US
Plating method and plating apparatus
US-10641677-B2 · May 5, 2020 · US
Apparatus and method for detecting leakage in hydrogen tank of hydrogen fuel cell vehicle
US-10598564-B2 · Mar 24, 2020 · US
Leak checking method, leak checking apparatus, electroplating method, and electroplating apparatus
US-2020010972-A1 · Jan 9, 2020 · US
Method for testing the hermetic seal of a package
US-2020003831-A1 · Jan 2, 2020 · US
Gas density increase measurement in a film chamber
US-10514317-B2 · Dec 24, 2019 · US
Method and device for testing air tightness
US-10508969-B2 · Dec 17, 2019 · US
Film chamber having double film
US-2019376872-A1 · Dec 12, 2019 · US
Leak checking method, leak checking apparatus, electroplating method, and electroplating apparatus
US-10458036-B2 · Oct 29, 2019 · US
Film chamber with retaining profile
US-10401251-B2 · Sep 3, 2019 · US
Plating method and plating apparatus
US-2019249325-A1 · Aug 15, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01M3/3281?
- CPC G01M3/3281 is the Cooperative Patent Classification code for “removably mounted in a test cell.”
- How many patents are filed under CPC G01M3/3281 (removably mounted in a test cell)?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC G01M3/3281 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).