Method to produce micro and nanofibers with controlled diameter and large yield
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 12, 2022
Grant Date -
Feb 18, 2021
app pub date -
Oct 30, 2020
filing date -
Nov 17, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
In one embodiment, the present invention is a method for producing microfibers comprising the steps of: (a) providing a base material; (b) forming the base material in a ring; (c) gripping opposing ends of the ring; (d) flipping one of the opposing ends relative to the other of the opposing ends, forming an upper portion and a lower portion; (e) folding the upper portion onto the lower portion; (f) stretching the folded upper and lower portions; and (g) repeating steps (d)-(f) as desired.
First Claim
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International Classification(s)
- 2020 Application Filing Year
- D01D Class
- 291 Applications Filed
- 140 Patents Issued To-Date
- 48.11 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- D01D 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 12, 2026 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 12, 2030 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 12, 2034 |
