Treatment of wooden materials
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 5, 2022
Grant Date -
Dec 3, 2020
app pub date -
Aug 18, 2020
filing date -
Mar 28, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to improved methods of treating wooden materials. By the method of the invention, the wooden material is subjected to vacuum, overpressure and increased temperature, and subjected to ultrasound. Ultrasound is applied while the wooden material is covered by a liquid at a suitable overpressure and at a suitable temperature for a suitable period of time.
First Claim
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International Classification(s)
- 2020 Application Filing Year
- B27K Class
- 48 Applications Filed
- 27 Patents Issued To-Date
- 56.25 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- B27K 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 | Jan 5, 2026 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 5, 2030 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 5, 2034 |
