Water and gas barrier for hydraulic systems
US-11111752-B2 · Sep 7, 2021 · US
Fuhst Karsten patents
Fuhst Karsten holds 7 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 7 |
| Recent patents | 0 |
| First publication | Mar 10, 2015 |
| Latest publication | Sep 7, 2021 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Water and gas barrier for hydraulic systems
US-2020182009-A1 · Jun 11, 2020 · US
Method of cutting a control line outside of a tubular
US-9580985-B2 · Feb 28, 2017 · US
Wellbore tools with non-hydrocarbon-based greases and methods of making such wellbore tools
US-9057228-B2 · Jun 16, 2015 · US
Reverse circulation apparatus and methods of using same
US-9022146-B2 · May 5, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Water and gas barrier for hydraulic systems
US-11111752-B2 · Sep 7, 2021 · US
Water and gas barrier for hydraulic systems
US-2020182009-A1 · Jun 11, 2020 · US
Method of cutting a control line outside of a tubular
US-9580985-B2 · Feb 28, 2017 · US
Wellbore tools with non-hydrocarbon-based greases and methods of making such wellbore tools
US-9057228-B2 · Jun 16, 2015 · US
Reverse circulation apparatus and methods of using same
US-9022146-B2 · May 5, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| E21B41/00 | 3 |
| E21B23/04 | 3 |
| E21B23/0415 | 2 |
| E21B23/0412 | 2 |
| E21B2200/01 | 2 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Fixed Constructions | 7 |
| Chemistry & Metallurgy | 1 |
| Mechanical Engineering | 1 |
| Cross-Sectional Technologies | 1 |
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Frequently asked questions
Answers are generated from the same data shown on this page.
- How many patents does Fuhst Karsten have in patentsdb?
- Fuhst Karsten is linked to 7 publications as assignee in our database.
- What technology areas does Fuhst Karsten patent most?
- Top mapped technology areas by patent count: Fixed Constructions (7); Chemistry & Metallurgy (1); Mechanical Engineering (1).
- Is Fuhst Karsten's patent activity growing?
- In our data, assignee counts were 1 in 2020 and 1 in 2021 (similar year over year).
- What are recent patents assigned to Fuhst Karsten?
- See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.