Aberdeen
United Kingdom
20
2023-05-04
The entities that hold a legal rights for patent applications filed by inventor Grant David:
David Grant from Aberdeen, GB has applied for patents for these inventions. The list has both pending applications and granted patents:
Downhole apparatus with a valve arrangement
#2 | 2023-04-20Downhole apparatus with a valve arrangement
#3 | 2023-04-13Downhole apparatus with a valve arrangement
#4 | 2023-04-13Downhole apparatus with a valve arrangement
#5 | 2023-04-13Downhole apparatus with a valve arrangement
#6 | 2023-04-13Downhole apparatus with a valve arrangement
#7 | 2023-04-13Downhole apparatus with a valve arrangement
#8 | 2023-04-13Downhole apparatus with a valve arrangement
#9 | 2023-04-13Downhole apparatus with a valve arrangement
#10 | 2023-04-06Downhole apparatus with a valve arrangement
#11 | 2021-07-01Downhole apparatus with a valve arrangement
#12 | 2020-01-09Downhole apparatus
#13 | 2019-06-13Downhole apparatus with a valve arrangement
#14 | 2018-03-22Downhole apparatus
#15 | 2017-11-02Downhole method and apparatus
#16 | 2016-11-10Downhole apparatus
#17 | 2016-11-10Downhole apparatus for disrupting filter cake
#18 | 2016-09-29Downhole method and apparatus
#19 | 2015-01-29Downhole apparatus
#20 | 2013-12-26Downhole method and apparatus
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