Granted Patent
Utility
US 6,372,678
· Confirmation No. 8682
PROPPANT COMPOSITION FOR GAS AND OIL WELL L FRACTURING
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-09-18 | TRNA |
Transmittal of New Application | 4 | View | |
| 2001-09-18 | ADS |
Application Data Sheet | 2 | View | |
| 2001-09-18 | A.PE |
Preliminary Amendment | 3 | View | |
| 2001-09-18 | SPEC |
Specification | 18 | View | |
| 2001-09-18 | CLM |
Claims | 5 | View | |
| 2001-09-18 | ABST |
Abstract | 1 | View | |
| 2001-09-18 | DRW |
Drawings-only black and white line drawings | 1 | View | |
| 2001-09-18 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
501/155
Prosecution
- Examiner
- MARCANTONI, PAUL D
- Art Unit
- 1755
- Customer No.
- 23575
- Docket No.
- FMN.P1400
- Confirmation No.
- 8682
Publication
- Pub. No.
- US20020058581A1
- Pub. Date
- 2002-05-16
Patent Term Adjustment
0days
RELEASE OF SECURITY INTEREST
Recorded 2025-02-26
SECURITY INTEREST
Recorded 2021-12-27
SECURITY INTEREST
Recorded 2021-01-29
FAIRMOUNT MINERALS, LTD.,
BEST SAND CORPORATION,
BEST SAND OF PENNSYLVANIA, INC.,
CHEYENNE SAND CORP.,
CONSTRUCTION AGGREGATES CORPORATION OF MICHIGAN, INC.,
D.M. BOYD COMPANY, L.L.C.,
FAIRMOUNT MINERALS SALES DE MEXICO, S. DE R.L. DE C.V.,
FML HOLDINGS, INC.,
MINERAL VISIONS INC.,
SPECIALTY SANDS, INC.,
STANDARD SAND CORPORATION,
TECHNISAND, INC.,
WEDRON SILICA COMPANY,
WEXFORD SAND CO.,
WISCONSIN INDUSTRIAL SAND COMPANY, L.L.C.,
WISCONSIN SPECIALTY SANDS, INC.
from
NATIONAL CITY BANK
RELEASE OF SECURITY INTEREST
Recorded 2008-02-05
from
BEST SAND CORPORATION,
BEST SAND OF PENNSYLVANIA, INC.,
CHEYENNE SAND CORP.,
CONSTRUCTION AGGREGATES CORPORATION OF MICHIGAN, INC.,
DAKOTA CORPORATION, THE,
FAIRMOUNT MINERALS SALES DE MEXICO, S. DE R.L. DE C.V.,
FAIRMOUNT MINERALS, LTD.,
FML HOLDINGS, INC.,
SPECIALTY SANDS, INC.,
STANDARD SAND CORPORATION,
TECHNISAND, INC.,
UNITED WESTERN SUPPLY COMPANY,
WEDRON SILICA COMPANY,
WEXFORD SAND CO.,
WISCONSIN INDUSTRIAL SAND COMPANY, L.L.C.
RE-RECORD TO ADD OMITTED ASSIGNORS' NAME, ON A DOCUMENT PREVIOUSLY RECORDED ON REEL 014438 FRAME 0192
Recorded 2004-04-02
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-12-27
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Quick Facts
- Patent No.
- US 6,372,678
- App. No.
- 09/955,281
- Filed
- 2001-09-18
- Granted
- 2002-04-16
- Pub. No.
- US20020058581A1
- Examiner
- MARCANTONI, PAUL D
- Art Unit
- 1755
- PTA
- 0 days
External Links