Granted Patent
Utility
US 6,397,452
· Confirmation No. 1636
GUIDE BAR INCLUDING STUMP TREATMENT
Patented Case
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-05-30 | TRNA |
Transmittal of New Application | 1 | View | |
| 2001-05-30 | SPEC |
Specification | 11 | View | |
| 2001-05-30 | CLM |
Claims | 4 | View | |
| 2001-05-30 | ABST |
Abstract | 1 | View | |
| 2001-05-30 | DRW |
Drawings-only black and white line drawings | 2 | View | |
| 2001-05-30 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Karl-Erik Forsberg
Osthammar, SWEDEN
Karl-Olov Pettersson
Voxnabruk, SWEDEN
Attorneys & Agents of Record
Classification
USPC
29/505
Prosecution
- Examiner
- BRAY, WAYMOND D
- Art Unit
- 3725
- Confirmation No.
- 1636
Patent Term Adjustment
0days
No related applications found.
RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT R/F 038427/0148
Recorded 2021-10-15
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS FILED AT R/F 035595/0451
Recorded 2016-04-12
from
BLOUNT, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS
Recorded 2015-05-06
SPEECO, INCORPORATED,
WOODS EQUIPMENT COMPANY,
BLOUNT, INC.,
BLOUNT INTERNATIONAL, INC.,
DIXON INDUSTRIES, INC.,
FABTEK CORPORATION,
FREDERICK MANUFACTURING CORPORATION,
GEAR PRODUCTS, INC.,
WINDSOR FORESTRY TOOLS LLC,
OMARK PROPERTIES, INC.,
BI, L.L.C.,
4520 CORP., INC.
RELEASE OF PATENT SECURITY INTEREST
Recorded 2015-05-06
RELEASE OF SECURITY INTEREST
Recorded 2003-05-21
from
4520 CORP., INC.,
BI, L.L.C.,
BLOUNT INTERNATIONAL, INC.,
BLOUNT, INC.,
DIXON INDUSTRIES, INC.,
FABTEK CORPORATION,
FREDERICK MANUFACTURING CORPORATION,
GEAR PRODUCTS, INC.,
OMARK PROPERTIES, INC.,
WINDSOR FORESTRY TOOLS LLC
SECURITY AGREEMENT
Recorded 2003-05-21
from
BLOUNT, INC.
NOTICE OF GRANT OF SECURITY INTEREST
Recorded 2002-11-05
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-08-27
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Quick Facts
- Patent No.
- US 6,397,452
- App. No.
- 09/871,299
- Filed
- 2001-05-30
- Granted
- 2002-06-04
- Examiner
- BRAY, WAYMOND D
- Art Unit
- 3725
- PTA
- 0 days
External Links