Active and passive sail for improved communication networking at sea
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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Apr 1, 2025
Grant Date -
Dec 28, 2023
app pub date -
Aug 31, 2023
filing date -
Aug 31, 2023
priority date (Note) -
In Force
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
Provided is a radar and communications enhanced sail for a sailboat, sail ship, or sail drone. The sail includes a first sail section comprising an active communication system, a second sail section comprising a passive communication system, or a combination thereof. The active communication system includes an antenna array (transceiver) and a software-defined radio (SDR), while the passive communication system comprises a reflective panel or sections and/or array of reflector panels or sections. The active system utilizes its SDR and transceiver to communicate back and forth with an onshore SDR and transceiver to provide information as necessary. The passive system receives a radar signal via the reflective material on the sail and reflects the signal back at the radar, which produces a radar cross section indicating that there is an object (in this case the sailboat) in the ocean.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- THE UNITED STATES OF AMERICA REPRESENTED BY THE SECRETARY OF THE NAVY
International Classification(s)

- 2023 Application Filing Year
- B63H Class
- 371 Applications Filed
- 101 Patents Issued To-Date
- 27.23 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Bergsrud, Corey | Bloomington, US | 3 | 1 |
# of filed Patents : 3 Total Citations : 1 | |||
Combs, Michael D | Bloomfield, US | 3 | 13 |
# of filed Patents : 3 Total Citations : 13 | |||
Pfeiffer, Katherine Grace | Bloomington, US | 2 | 1 |
# of filed Patents : 2 Total Citations : 1 | |||
Zipperle, Edward | Washington, US | 2 | 1 |
# of filed Patents : 2 Total Citations : 1 |
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Patent Citation Ranking
- 0 Citation Count
- B63H Class
- 0 % this patent is cited more than
- < 1 Age
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- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Oct 1, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Oct 1, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Oct 1, 2036 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
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Nov 26, 2019 | P | Publication | |
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Mar 29, 2018 | P | Published | |
Feb 12, 2018 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: DOCKETED NEW CASE - READY FOR EXAMINATION |
Nov 29, 2017 | F | Filing | |
Nov 29, 2017 | FEPP | FEE PAYMENT PROCEDURE | free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
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