Granted Patent
Utility
US 6,818,126
· Confirmation No. 4769
FILTER SYSTEM
Inventor:
Douglas Alan Larson
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2015-08-12 | SES.LOSS.ELC |
Notification of loss of entitlement to small entity status via Patent Application Information Retrieval (PAIR) | 1 | View | |
| 2013-03-11 | OATH |
Oath or Declaration filed | 28 | View | |
| 2006-03-21 | PA.. |
Power of Attorney | 3 | View | |
| 2004-10-12 | IFEE |
Issue Fee Payment (PTO-85B) | 2 | View | |
| 2004-07-13 | NOA |
Notice of Allowance and Fees Due (PTOL-85) | 3 | View | |
| 2004-07-13 | NOA |
Notice of Allowance and Fees Due (PTOL-85) | 5 | View | |
| 2004-07-13 | 1449 |
List of References cited by applicant and considered by examiner | 1 | View | |
| 2004-07-13 | 892 |
List of references cited by examiner | 1 | View | |
| 2004-07-13 | IIFW |
Issue Information including classification, examiner, name, claim, renumbering, etc. | 1 | View | |
| 2004-07-13 | SRFW |
Search information including classification, databases and other search related notes | 1 | View | |
| 2003-05-28 | PEFR |
Applicant Response to Pre-Exam Formalities Notice | 2 | View | |
| 2003-05-28 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2003-05-28 | TRNA |
Transmittal of New Application | 2 | View | |
| 2003-05-28 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2003-05-27 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 4 | View | |
| 2003-05-25 | TRNA |
Transmittal of New Application | 2 | View | |
| 2003-05-25 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2003-05-16 | PEFN |
Pre-Exam Formalities Notice | 1 | View | |
| 2003-03-25 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2003-03-25 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2003-03-25 | WCLM |
Claims Worksheet (PTO-2022) | 1 | View | |
| 2003-03-25 | TRNA |
Transmittal of New Application | 3 | View | |
| 2003-03-25 | ADS |
Application Data Sheet | 2 | View | |
| 2003-03-25 | SPEC |
Specification | 16 | View | |
| 2003-03-25 | CLM |
Claims | 4 | View | |
| 2003-03-25 | ABST |
Abstract | 1 | View | |
| 2003-03-25 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2003-03-25 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Douglas Alan Larson
River Forest, IL
Attorneys & Agents of Record
Classification
USPC
210/168
B01D17/0214
B01D17/045
Y10S210/05
Prosecution
- Examiner
- POPOVICS, ROBERT J
- Art Unit
- 1724
- Customer No.
- 30567
- Docket No.
- 35479-64859
- Confirmation No.
- 4769
Publication
- Pub. No.
- US20030178377A1
- Pub. Date
- 2003-09-25
Patent Term Adjustment
0days
RELEASE OF SECURITY INTEREST
Recorded 2023-10-18
RELEASE OF SECURITY INTEREST
Recorded 2023-10-18
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2013-03-11
from
LARSON, DOUGLAS A.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2003-03-25
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Quick Facts
- Patent No.
- US 6,818,126
- App. No.
- 10/396,069
- Filed
- 2003-03-25
- Granted
- 2004-11-16
- Pub. No.
- US20030178377A1
- Examiner
- POPOVICS, ROBERT J
- Art Unit
- 1724
- PTA
- 0 days
External Links