How many patents does
Longyear Tm have?
patents
1,278
families
135
granted
311
applications
967
US
274
EP
153
WO
130
CN
112
KR
1
RoW
608
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Longyear Tm
Top ten assignees appearing on patents
2009 - 2018
| longyear tm | 1211 |
| bly ip | 23 |
| boart longyear | 17 |
| globaltech corporation | 8 |
| boart longyear international holdi… 🛈 | 6 |
| boart longyear (us) | 3 |
| changnian tm corporation | 1 |
| longyear company | 1 |
2018
| longyear tm | 45 |
| bly ip | 5 |
| globaltech corporation | 2 |
Longyear Tm
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| core drill bit with extended matrix height | 46 | 2006 |
| driven latch mechanism | 31 | 2009 |
| core drilling tools with external fluid pathways | 30 | 2009 |
| fiber-containing diamond-impregnated cutting tools | 28 | 2006 |
| drill string components resistant to jamming | 26 | 2011 |
| core lifter | 23 | 2009 |
| sonic drill head | 23 | 2008 |
| braking devices and methods for use in drilling operations | 22 | 2008 |
| sonic drill bit for core sampling | 22 | 2008 |
| sonic latch mechanism | 22 | 2008 |