Patent Application
Provisional
App. No. 63/645,504
· Confirmation No. 9874
ENHANCED SURFACE AREA HYDRODYNAMIC SEPARATOR
Applicant:
CONTECH ENGINEERED SOLUTIONS LLC
Provisional Application Expired
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2024-06-04 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2024-06-04 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2024-05-10 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2024-05-10 | PA.. |
Power of Attorney | 2 | View | |
| 2024-05-10 | ADS |
Application Data Sheet | 8 | View | |
| 2024-05-10 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-05-10 | SPEC |
Specification | 8 | View | |
| 2024-05-10 | CLM |
Claims | 1 | View | |
| 2024-05-10 | DRW |
Drawings-only black and white line drawings | 4 | View | |
| 2024-05-10 | APPENDIX |
Appendix to the specification | 27 | View |
Inventors
Michael B. BROOKS
Battle Ground, WA
Lindsey BLAIRE
Portland, OR
Attorneys & Agents of Record
Prosecution
- Customer No.
- 27805
- Docket No.
- 027262-00617USP1
- Confirmation No.
- 9874
from
CONTECH ENGINEERED SOLUTIONS LLC,
KEYSTONE RETAINING WALL SYSTEMS LLC,
PAVESTONE, LLC,
SUMMIT MATERIALS, INC.,
UNITED STATES PIPE AND FOUNDRY COMPANY LLC
PATENT SECURITY AGREEMENT
Recorded 2025-02-12
SECURITY INTEREST
Recorded 2025-02-10
from
BEST BLOCK, LLC,
CONTECH ENGINEERED SOLUTIONS LLC,
CUSTOM BUILDING PRODUCTS, LLC,
FORTERRA CONCRETE PRODUCTS, LLC,
FORTERRA PIPE & PRECAST, LLC,
KEYSTONE RETAINING WALL SYSTEMS LLC,
PAVESTONE, LLC,
THE QUIKRETE COMPANIES, LLC,
UNITED STATES PIPE AND FOUNDRY COMPANY, LLC,
USP HOLDINGS, LLC
PATENT SECURITY AGREEMENT
Recorded 2025-02-10
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2024-07-11
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Quick Facts
- App. No.
- 63/645,504
- Filed
- 2024-05-10
External Links