Multi-ply seal ring
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 26, 2019
Grant Date -
Jan 18, 2018
app pub date -
Jul 12, 2016
filing date -
Jul 12, 2016
priority date (Note) -
In Force
status (Latency Note)
Importance
Calculated Rating
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US Family Size
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Non-US Coverage
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Abstract
A multi-ply seal ring includes an inner seal ring and an outer seal ring. The inner seal ring includes a plurality of discrete inner ring segments disposed circumferentially about an axis in an annular array. The inner ring segments are arranged end-to-end within the annular array. The inner seal ring is engaged with and nested within the outer seal ring. In addition or alternatively, the outer seal ring may include a plurality of discrete outer ring segments disposed circumferentially about the axis in an annular array.
First Claim
Other Claims data not available
Family
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- No Family data available.
International Classification(s)
- 2016 Application Filing Year
- F01D Class
- 2676 Applications Filed
- 2047 Patents Issued To-Date
- 76.50 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 3 Citation Count
- F01D Class
- 32.44 % this patent is cited more than
- 6 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | May 26, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 26, 2031 |
