Granted Patent
Utility
US 6,447,587
· Confirmation No. 1342
AIR FILTRATION DEVICE
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-12-06 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-12-06 | A.PE |
Preliminary Amendment | 19 | View | |
| 2001-12-06 | SPEC |
Specification | 10 | View | |
| 2001-12-06 | CLM |
Claims | 8 | View | |
| 2001-12-06 | ABST |
Abstract | 1 | View | |
| 2001-12-06 | DRW |
Drawings-only black and white line drawings | 10 | View | |
| 2001-12-06 | OATH |
Oath or Declaration filed | 5 | View |
Inventors
Lawrence M. Pillion
Glen Allen, VA
Anthony V. Cruz
Westlake Village, CA
Matt R. Ragland
Glen Allen, VA
Attorneys & Agents of Record
Classification
USPC
96/418
F24F8/80
F24F11/39
F24F1/0071
F24F8/10
F24F8/158
F24F8/108
B01D46/0043
B01D46/0086
B01D46/103
B01D46/42
B01D46/4254
B01D2265/026
B01D2273/30
Prosecution
- Examiner
- HOPKINS, ROBERT A
- Art Unit
- 1724
- Customer No.
- 570
- Docket No.
- 10499-64U2 (795210104-01.
- Confirmation No.
- 1342
Publication
- Pub. No.
- US20020043157A1
- Pub. Date
- 2002-04-18
Patent Term Adjustment
0days
Parent
is a Continuation of
→
App. 09/563,821
· US 6,328,791
Filed 2000-05-03
· Patented Case
Child
is a Continuation of
→
App. 10/288,646
· US 6,712,889
Filed 2002-11-04
· Patented Case
Child
is a Continuation of
→
App. 10/727,869
· US 6,863,704
Filed 2003-12-04
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 10/176,835
Filed 2002-06-21
· Expressly Abandoned -- During Publication Process
SECURITY AGREEMENT
Recorded 2024-12-13
SECURITY INTEREST
Recorded 2012-06-05
RELEASE OF SECURITY INTEREST
Recorded 2012-06-04
SECURITY AGREEMENT
Recorded 2007-06-07
NOTICE OF GRANT OF SECURITY INTEREST
Recorded 2003-01-08
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Quick Facts
- Patent No.
- US 6,447,587
- App. No.
- 10/010,677
- Filed
- 2001-12-06
- Granted
- 2002-09-10
- Pub. No.
- US20020043157A1
- Examiner
- HOPKINS, ROBERT A
- Art Unit
- 1724
- PTA
- 0 days
External Links