Patent Assignment Assignee Details
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For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
VERTEX DOWNHOLE LTD.
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Total Assignments:
4
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Assignment:
1
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| Reel/Frame: | 042059/0771 | |
| Pages: | 5 |
| | Recorded: | 04/19/2017 | | |
| Attorney Dkt #: | A8127415US |
| Conveyance: | NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 6806 RAILWAY STREET SE |
| CALGARY, CANADA T2H 3A8 |
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Pat #
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Intl #
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App #
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14600792
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Correspondence name and address
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D. DOAK HORNE
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421 7TH AVENUE SW
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SUITE 1600
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CALGARY, T2P 4K9 CANADA
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Assignment:
2
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| Reel/Frame: | 044565/0532 | |
| Pages: | 4 |
| | Recorded: | 01/08/2018 | | |
| Attorney Dkt #: | A8137505US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 10911 50TH STREET SE |
| CALGARY, CANADA T2C 3E5 |
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Pat #
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Intl #
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App #
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15865019
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Correspondence name and address
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GOWLING WLG (CANADA) LLP; ATTENTION: D. DOAK HORNE
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421-7TH AVENUE SW
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SUITE 1600
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CALGARY, T2P4K9 CANADA
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Assignment:
3
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| Reel/Frame: | 046272/0130 | |
| Pages: | 4 |
| | Recorded: | 07/05/2018 | | |
| Attorney Dkt #: | A8141156US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 10911 50TH STREET SE |
| CALGARY, CANADA T2C 3E5 |
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16027904
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Correspondence name and address
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GOWLING WLG (CANADA) LLP
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TD CANADA TRUST TOWER, 1600 421-7TH AVE
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CALGARY, T2P 4K9 CANADA
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Assignment:
4
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| Reel/Frame: | 068861/0766 | |
| Pages: | 5 |
| | Recorded: | 10/10/2024 | | |
| Attorney Dkt #: | 760Z02USP |
| Conveyance: | NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 10911 – 50TH STREET S.E. |
| CALGARY, CANADA T2C 3E5 |
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Pat #
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Intl #
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App #
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NONE
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17613856
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Correspondence name and address
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JON DEPPE
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216 16TH STREET
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SUITE 1350
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DENVER, CO 80202
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06/22/2025 08:26 PM
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