Granted Patent
Utility
US 6,812,839
· Confirmation No. 9545
USE OF ROTATING MAGNETIC FIELD TO ENHANCE COMMUNICATION WITH RF BURST-TRANSMITTING TAGS OF OBJECT LOCATION SYSTEM
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2004-07-23 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2004-07-23 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2004-07-23 | DRW |
Drawings-only black and white line drawings | 6 | View | |
| 2001-06-22 | DRW |
Drawings-only black and white line drawings | 6 | View | |
| 2001-03-27 | TRNA |
Transmittal of New Application | 1 | View | |
| 2001-03-27 | SPEC |
Specification | 32 | View | |
| 2001-03-27 | CLM |
Claims | 5 | View | |
| 2001-03-27 | ABST |
Abstract | 1 | View | |
| 2001-03-27 | DRW |
Drawings-only black and white line drawings | 5 | View |
Inventors
Donald K. Belcher
Rogersville, TN
Ronald J. Hash
Rogersville, TN
Attorneys & Agents of Record
Classification
USPC
340/572.1
Prosecution
- Examiner
- TWEEL JR, JOHN ALEXANDER
- Art Unit
- 2636
- Docket No.
- 71524CIP
- Confirmation No.
- 9545
Publication
- Pub. No.
- US20040203361A1
- Pub. Date
- 2004-10-14
Patent Term Adjustment
-106days
Parent
Claims priority from a provisional application
→
App. 60/192,377
Filed 2000-03-27
· Provisional Application Expired
Parent
is a Continuation in-part of
→
App. 09/759,290
· US 6,853,687
Filed 2001-01-11
· Patented Case
Parent
is a Continuation in-part of
→
App. 09/689,340
· US 6,349,116
Filed 2000-10-12
· Patented Case
Parent
is a Continuation in-part of
→
App. 09/800,079
· US 6,476,719
Filed 2001-03-06
· Patented Case
RELEASE OF SECURITY INTEREST - 364 - DAY
Recorded 2021-03-05
SECURITY INTEREST
Recorded 2020-09-01
NOTICE OF TRANSFER OF SECURITY INTEREST IN PATENTS
Recorded 2019-07-03
PATENT SECURITY INTEREST ASSIGNMENT AGREEMENT
Recorded 2017-10-25
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2015-09-04
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2015-08-28
SECURITY AGREEMENT
Recorded 2014-10-31
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-06-19
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Quick Facts
- Patent No.
- US 6,812,839
- App. No.
- 09/818,276
- Filed
- 2001-03-27
- Granted
- 2004-11-02
- Pub. No.
- US20040203361A1
- Examiner
- TWEEL JR, JOHN ALEXANDER
- Art Unit
- 2636
- PTA
- -106 days
External Links