Granted Patent
Utility
US 6,573,789
· Confirmation No. 5240
SIGNAL PROCESSING CIRCUIT FOR FLOATING SIGNAL SOURCES USING POSITIVE FEEDBACK
Inventor:
Philip D. Shapiro
|
⬇ PDF
|
Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2018-06-13 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2018-06-13 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2018-06-04 | PA.. |
Power of Attorney | 2 | View | |
| 2018-06-04 | R3.73 |
Assignee showing of ownership per 37 CFR 3.73 | 2 | View | |
| 2018-06-04 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2002-05-16 | TRNA |
Transmittal of New Application | 3 | View | |
| 2002-05-16 | A.PE |
Preliminary Amendment | 1 | View | |
| 2002-05-16 | SPEC |
Specification | 23 | View | |
| 2002-05-16 | CLM |
Claims | 8 | View | |
| 2002-05-16 | ABST |
Abstract | 1 | View | |
| 2002-05-16 | DRW |
Drawings-only black and white line drawings | 9 | View | |
| 2002-05-16 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Philip D. Shapiro
Palo Alto, CA
Attorneys & Agents of Record
Classification
USPC
330/86
H03F1/38
Prosecution
- Examiner
- CHOE, HENRY
- Art Unit
- 2817
- Customer No.
- 97149
- Docket No.
- F1002.11002US02
- Confirmation No.
- 5240
Publication
- Pub. No.
- US20030052733A1
- Pub. Date
- 2003-03-20
Patent Term Adjustment
0days
II-VI INCORPORATED,
MARLOW INDUSTRIES, INC.,
EPIWORKS, INC.,
LIGHTSMYTH TECHNOLOGIES, INC.,
KAILIGHT PHOTONICS, INC.,
COADNA PHOTONICS, INC.,
OPTIUM CORPORATION,
FINISAR CORPORATION,
II-VI OPTICAL SYSTEMS, INC.,
M CUBED TECHNOLOGIES, INC.,
II-VI PHOTONICS (US), INC.,
II-VI DELAWARE, INC.,
II-VI OPTOELECTRONIC DEVICES, INC.,
PHOTOP TECHNOLOGIES, INC.
PATENT RELEASE AND REASSIGNMENT
Recorded 2022-07-05
from
COHERENT, INC.,
II-VI DELAWARE, INC.,
II-VI INCORPORATED,
II-VI PHOTONICS (US), INC.,
M CUBED TECHNOLOGIES, INC.,
PHOTOP TECHNOLOGIES, INC.
SECURITY INTEREST
Recorded 2022-07-01
from
COADNA PHOTONICS, INC.,
EPIWORKS, INC.,
FINISAR CORPORATION,
II-VI DELAWARE, INC.,
II-VI INCORPORATED,
II-VI OPTICAL SYSTEMS, INC.,
II-VI OPTOELECTRONIC DEVICES, INC.,
II-VI PHOTONICS (US), INC.,
KAILIGHT PHOTONICS, INC.,
LIGHTSMYTH TECHNOLOGIES, INC.,
M CUBED TECHNOLOGIES, INC.,
MARLOW INDUSTRIES, INC.,
OPTIUM CORPORATION,
PHOTOP TECHNOLOGIES, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS
Recorded 2019-09-25
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
- Patent No.
- US 6,573,789
- App. No.
- 10/147,677
- Filed
- 2002-05-16
- Granted
- 2003-06-03
- Pub. No.
- US20030052733A1
- Examiner
- CHOE, HENRY
- Art Unit
- 2817
- PTA
- 0 days
External Links