Derailing device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 17, 2022
Grant Date -
Mar 4, 2021
app pub date -
Aug 29, 2019
filing date -
Aug 29, 2019
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Various systems and methods for derailing a vehicle from a track are provided. In one embodiment, a device is provided that includes a directional derail block extending from a base and including a wheel deflecting surface arranged at an angle less than or equal to about 13 degrees with regard to a longitudinal axis of the track and designed to deflect the wheel away from the track. The length of the device is greater than or equal to about 53 centimeters (cm) (21 inches (in)).
First Claim
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International Classification(s)
- 2019 Application Filing Year
- B61K Class
- 63 Applications Filed
- 44 Patents Issued To-Date
- 69.85 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- B61K Class
- 0 % this patent is cited more than
- 3 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Nov 17, 2025 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 17, 2029 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 17, 2033 |