Doug Howdle
Inventor
Stats
- 2 US patents issued
- 3 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 3 US Applications Filed
- 10 Total Citation Count
- Aug 19, 2016 Most Recent Filing
- Sep 18, 2014 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| CENOVUS ENERGY INC. | 2
2 | 2014
2016 |
Inventor Addresses
| Address | Duration |
|---|---|
| Calgary, CA | Jun 18, 15 - Jun 18, 15 |
| Red Deer, CA | Sep 20, 16 - Aug 15, 17 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| E02D: | FOUNDATIONS; EXCAVATIONS; EMBANKMENTS | 1 |
| E04B: | GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS | 1 |
| E21B: | EARTH OR ROCK DRILLING | 3 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 9732564 | 2017 | Drilling rig equipment platform | 1 |
| 2016/0356,094 | 2016 | DRILLING RIG EQUIPMENT PLATFORM | 0 |
| 9447643 | 2016 | Drilling rig equipment platform | 9 |
| 2015/0167,412 | 2015 | DRILLING WASTE RECEIVING ASSEMBLY | 1 |
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