IP Library Patent Application 61148428
Patent Application Provisional
App. No. 61/148,428 · Confirmation No. 1345

METHOD OF MAKING PROPPANT USED IN GAS OR OIL EXTRACTION

Provisional Application Expired
⬇ PDF
Code Description Pages PDF
2009-02-18 APP.FILE.REC Filing Receipt 3 View
2009-01-30 TR.PROV Provisional Cover Sheet (SB16) 2 View
2009-01-30 SPEC Specification 16 View
2009-01-30 APPENDIX Appendix to the specification 57 View
2009-01-30 CLM Claims 9 View
2009-01-30 DRW Drawings-only black and white line drawings 9 View
2009-01-30 WFEE Fee Worksheet (SB06) 2 View
2009-01-30 N417 Electronic Filing System Acknowledgment Receipt 2 View
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Quick Facts
App. No.
61/148,428
Filed
2009-01-30