IP Library › Patent Application 62487447
Patent Application Provisional
App. No. 62/487,447 · Confirmation No. 8750

METHOD OF RECYCLING SILICON SWARF INTO ELECTRONIC GRADE POLYSILICON

Inventor: Moon Chun
Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2025-10-08 OATH Oath or Declaration filed 9 View
2017-12-08 APP.FILE.REC Filing Receipt 3 View
2017-12-08 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-12-05 PA.. Power of Attorney 1 View
2017-12-05 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2017-12-05 ADS Application Data Sheet 8 View
2017-12-05 N417 Electronic Filing System Acknowledgment Receipt 2 View
2017-04-26 APP.FILE.REC Filing Receipt 3 View
2017-04-19 ADS Application Data Sheet 8 View
2017-04-19 SPEC Specification 11 View
2017-04-19 CLM Claims 2 View
2017-04-19 ABST Abstract 1 View
2017-04-19 DRW Drawings-only black and white line drawings 3 View
2017-04-19 WFEE Fee Worksheet (SB06) 2 View
2017-04-19 N417 Electronic Filing System Acknowledgment Receipt 3 View
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
App. No.
62/487,447
Filed
2017-04-19