Patent Application
Provisional
App. No. 62/253,834
· Confirmation No. 5966
Self-Pressurizing Soluble Alkali Silicate for use in Sealing Subterranean Spaces
Provisional Application Expired
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2015-11-25 | PD.AUTH.G |
Acceptance of Permission to Access Application | 1 | View | |
| 2015-11-25 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2015-11-11 | TR.PROV |
Provisional Cover Sheet (SB16) | 4 | View | |
| 2015-11-11 | ADS |
Application Data Sheet | 9 | View | |
| 2015-11-11 | SPEC |
Specification | 13 | View | |
| 2015-11-11 | CLM |
Claims | 1 | View | |
| 2015-11-11 | ABST |
Abstract | 1 | View | |
| 2015-11-11 | WFEE |
Fee Worksheet (SB06) | 2 | View | |
| 2015-11-11 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View |
Inventors
Michael James McDonald
Toronto, CANADA
Xianglian Li
Mississauga, CANADA
Brett Howard Cramer
Austin, TX
Kelly Paul Short JR.
O'Fallon, MO
Attorneys & Agents of Record
Prosecution
- Customer No.
- 23464
- Docket No.
- 0068905-000624
- Confirmation No.
- 5966
CORRECTIVE ASSIGNMENT TO CORRECT THE CONVEYING PARTY NAME PREVIOUSLY RECORDED AT REEL: 057089 FRAME: 0345. ASSIGNOR(S) HEREBY CONFIRMS THE RELEASE OF SECURITY INTEREST.
Recorded 2021-08-06
PARTIAL RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT R/F 038861/0071
Recorded 2021-08-05
RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT R/F 038860/0900
Recorded 2021-08-05
RELEASE OF SECURITY INTEREST AT R/F 38860/0012
Recorded 2020-07-22
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2016-11-11
from
PQ CORPORATION
PATENT SECURITY AGREEMENT (NOTES)
Recorded 2016-06-01
from
PQ CORPORATION
PATENT SECURITY AGREEMENT (TERM)
Recorded 2016-06-01
from
PQ CORPORATION
PATENT SECURITY AGREEMENT (ABL)
Recorded 2016-06-01
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Quick Facts
- App. No.
- 62/253,834
- Filed
- 2015-11-11
External Links