Method of lining an inner surface of a tubular and system for doing same
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Dec 14, 2021
Grant Date -
Nov 21, 2019
app pub date -
Aug 5, 2019
filing date -
Aug 5, 2019
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method of lining an inner surface of a tubular with a polymer, includes positioning a polymer injecting head within the tubular, forming an annular space between the injecting head and an inner surface of the tubular, injecting polymer through the injecting head into the annular space, and moving the polymer injecting head longitudinally relative to the tubular while injecting polymer.
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International Classification(s)
- 2019 Application Filing Year
- F16L Class
- 1791 Applications Filed
- 1232 Patents Issued To-Date
- 68.79 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F16L Class
- 0 % this patent is cited more than
- 4 Age
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| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jun 14, 2025 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jun 14, 2029 |
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