Sound absorption panel
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Jan 11, 2022
Grant Date -
Apr 11, 2019
app pub date -
Oct 3, 2018
filing date -
Oct 3, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An acoustic sound absorptive panel or block is provided that is made from a plurality of materials and volumes selected such that each discrete volume of material has a sufficiently different sound absorption profile, resulting in a system that provides better overall sound absorption of traffic noise from motorways and railways in a practical and cost-efficient manner.
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International Classification(s)
- 2018 Application Filing Year
- E01F Class
- 218 Applications Filed
- 143 Patents Issued To-Date
- 65.60 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- E01F 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 | Jul 11, 2025 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 11, 2029 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 11, 2033 |