Load supporting and insulating apparatuses for rails
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 26, 2019
Grant Date -
Jul 27, 2017
app pub date -
Jan 24, 2017
filing date -
Jan 25, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Disclosed is a rail supporting assembly for supporting a contact rail of a railway system that includes a base, a rail support head positioned relative to the base, and a support member comprising a dielectric phenolic material coupled to and positioned between the rail support head and the base to thereby support and insulate the contact rail. The support member preferably is coated with a varnish to prevent absorption of water by the support member.
First Claim
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International Classification(s)
- 2017 Application Filing Year
- E01B Class
- 139 Applications Filed
- 105 Patents Issued To-Date
- 75.54 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- E01B Class
- 66.23 % 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 |
