Circular polarizer using interlocked conductive and dielectric fins in an annular waveguide
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Aug 30, 2011
Grant Date -
May 6, 2010
app pub date -
Jan 11, 2010
filing date -
Mar 28, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
There is disclosed a linear polarization to circular polarization converter. An outside surface of an inner conductor may be coaxial with the inside surface of an outer conductor. First and second diametrically opposed fins may extend outward from the outer surface of the inner conductor. Each of the first and second fins may include a conductive fin and a dielectric fin.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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OPTIM MICROWAVE INC | 31300 VIA COLINAS SUITE 101 WESTLAKE VILLAGE CA 91362 |
International Classification(s)

- 2010 Application Filing Year
- H01P Class
- 415 Applications Filed
- 225 Patents Issued To-Date
- 54.22 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Espino, Cynthia P | Carlsbad, US | 10 | 503 |
# of filed Patents : 10 Total Citations : 503 | |||
Mahon, John P | Thousand Oaks, US | 14 | 951 |
# of filed Patents : 14 Total Citations : 951 |
Cited Art Landscape
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Patent Citation Ranking
- 1 Citation Count
- H01P Class
- 3.68 % this patent is cited more than
- 14 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Sep 21, 2015 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Aug 26, 2015 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Aug 26, 2015 |
Aug 26, 2015 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Apr 03, 2015 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Feb 28, 2011 | FPAY | FEE PAYMENT | year of fee payment: 8 |
Feb 26, 2007 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Aug 26, 2003 | I | Issuance | |
Nov 22, 2001 | P | Published | |
Jul 09, 2001 | AS | ASSIGNMENT | free format text: MERGER;ASSIGNOR:SKION CORPORATION;REEL/FRAME:013789/0944 Owner name: PLASMION CORPORATION, NEW JERSEY Effective Date: Jul 09, 2001 |
Jan 26, 2001 | F | Filing | |
Jan 22, 2001 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CAVAZZA, CLAUDIO;PISANO, CLAUDIO;VESCI, LOREDANA;REEL/FRAME:011481/0225 Owner name: SIGMA-TAU INDUSTRIE FARMACEUTICHE RIUNITE S.P.A., Effective Date: Jan 22, 2001 |
Jul 30, 1998 | PD | Priority Date |

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