System and Methods for Methane Number Generation
US-2018372709-A1 · Dec 27, 2018 · US
Sample conditioning (preparing specimens for investigation G01N1/28)
Sample conditioning (preparing specimens for investigation G01N1/28) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N33/0011 |
| Official title | {Sample conditioning (preparing specimens for investigation G01N1/28)} |
| Display label | Sample conditioning (preparing specimens for investigation G01N1/28) |
| Total patents | 245 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 12 |
| 2017 | 23 |
| 2018 | 21 |
| 2019 | 24 |
| 2020 | 20 |
| 2021 | 27 |
| 2022 | 27 |
| 2023 | 25 |
| 2024 | 28 |
| 2025 | 19 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system for exhaust particulate matter sensing
US-2018347437-A1 · Dec 6, 2018 · US
Method and system for exhaust particulate matter sensing
US-10100703-B2 · Oct 16, 2018 · US
Detection system for determining filtering effectiveness of airborne molecular contamination
US-10101258-B2 · Oct 16, 2018 · US
Particulate measurement system
US-10048223-B2 · Aug 14, 2018 · US
Programmable logic controller-based system and user interface for air
US-2018224413-A1 · Aug 9, 2018 · US
Solid Phase Coatings for Microextraction
US-2018195936-A1 · Jul 12, 2018 · US
Peer-to-peer air analysis and treatment
US-2018173251-A1 · Jun 21, 2018 · US
Differential pressure flow meter, exhaust gas analysis device and flow rate measurement method
US-2018164185-A1 · Jun 14, 2018 · US
Method for Preparing Standard Sample for Gas Flow Type Analysis System
US-2018149563-A1 · May 31, 2018 · US
Condensation apparatus
US-2018133744-A1 · May 17, 2018 · US
Air physical quantity sensor
US-2018120248-A1 · May 3, 2018 · US
Programmable logic controller-based system and user interface for air sampling in controlled environments
US-9939416-B2 · Apr 10, 2018 · US
Peer-to-peer air analysis and treatment
US-9933790-B2 · Apr 3, 2018 · US
Gas sensor module with field replaceable, ingress protected, sensor filter
US-2018085696-A1 · Mar 29, 2018 · US
Electronic device, lid structure and package structure
US-9881845-B1 · Jan 30, 2018 · US
Portable device and method for measuring gas in closed space
US-2017370891-A1 · Dec 28, 2017 · US
Gas Inlet System for Isotope Ratio Analyzer and Method of Determining an Isotope Ratio
US-2017370890-A1 · Dec 28, 2017 · US
Sensor
US-2017364039-A1 · Dec 21, 2017 · US
Flow reduction system for isotope ratio measurements
US-9829431-B2 · Nov 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N33/0011?
- CPC G01N33/0011 is the Cooperative Patent Classification code for “Sample conditioning (preparing specimens for investigation G01N1/28).”
- How many patents are filed under CPC G01N33/0011 (Sample conditioning (preparing specimens for investigation G01N1/28))?
- Our database includes 245 publications tagged with this CPC code.
- Is patent activity under CPC G01N33/0011 growing?
- Publication counts under this code: 28 in 2024 vs 19 in 2025 (latest complete years).