Extrudable ball for multiple activations
US-11512551-B2 · Nov 29, 2022 · US
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Hart Daniel R patents
Hart Daniel R holds 7 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 7 |
| Recent patents | 0 |
| First publication | Apr 5, 2016 |
| Latest publication | Nov 29, 2022 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Extrudable ball for multiple activations
US-2022049569-A1 · Feb 17, 2022 · US
Method and apparatus for swarf disposal in wellbores
US-10450820-B2 · Oct 22, 2019 · US
Mills with shearable cutting members for milling casings in wellbores
US-10309178-B2 · Jun 4, 2019 · US
Mills with swarf disposal in wellbores
US-2018283120-A1 · Oct 4, 2018 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Extrudable ball for multiple activations
US-11512551-B2 · Nov 29, 2022 · US
Extrudable ball for multiple activations
US-2022049569-A1 · Feb 17, 2022 · US
Method and apparatus for swarf disposal in wellbores
US-10450820-B2 · Oct 22, 2019 · US
Mills with shearable cutting members for milling casings in wellbores
US-10309178-B2 · Jun 4, 2019 · US
Mills with swarf disposal in wellbores
US-2018283120-A1 · Oct 4, 2018 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Fixed Constructions | 7 |