Expandable modular energy-dissipation protection net unit group and protection net system formed by the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 16, 2022
Grant Date -
Nov 11, 2021
app pub date -
Sep 2, 2020
filing date -
May 5, 2020
priority date (Note) -
In Force
status (Latency Note)
Importance
|
US Family Size
|
Non-US Coverage
|
Abstract
An expandable modular energy-dissipation protection net unit group includes support columns each provided at each of two ends of each support column with a first horizontal longitudinal rotation reversing device on the left side, a second horizontal longitudinal rotation reversing device on the right side and a transverse rotation reversing device on the bottom; a transverse endless support rope, a longitudinal endless support rope and connectors. The transverse endless support rope is wound on the transverse rotation reversing device. The longitudinal endless support rope is wound on the first horizontal longitudinal rotation reversing device and the second horizontal longitudinal rotation reversing device adjacent. A metal net panel is tied by the plurality of connecting members and hung on the transverse endless support rope and the longitudinal endless support rope.
First Claim
Other Claims data not available
Family
| Country | kind | publication No. | Filing Date |
|---|---|---|---|
| CN | B | CN111424573 | May 05, 2020 |
International Classification(s)
- 2020 Application Filing Year
- E01F Class
- 207 Applications Filed
- 118 Patents Issued To-Date
- 57.01 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- E01F Class
- 66.67 % 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 | Feb 16, 2026 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Feb 16, 2030 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Feb 16, 2034 |
