The broken lines in
The broken lines in
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| 1868113 | Ljungstrom | Jul 1932 | A |
| 2045383 | Faber | Jun 1936 | A |
| 3485462 | Spence | Dec 1969 | A |
| D223218 | Martens | Mar 1972 | S |
| 4802872 | Stanton | Feb 1989 | A |
| 5890875 | Silvano | Apr 1999 | A |
| 6099256 | Silvano | Aug 2000 | A |
| D432621 | Etschel | Oct 2000 | S |
| D539413 | Parker | Mar 2007 | S |
| D560154 | Aplin | Jan 2008 | S |
| D561690 | Schaap | Feb 2008 | S |
| D728442 | Hawkins | May 2015 | S |
| D745440 | Hawkins | Dec 2015 | S |
| D745448 | Hawkins | Dec 2015 | S |
| D903573 | Shima | Dec 2020 | S |
| D974268 | Sharrow | Jan 2023 | S |
| D974269 | Sharrow | Jan 2023 | S |
| D988967 | Sharrow | Jun 2023 | S |
| D1013605 | Sharrow | Feb 2024 | S |
| 20040067138 | Yoshida | Apr 2004 | A1 |
| 20110299991 | Shpadi et al. | Dec 2011 | A1 |
| 20120056041 | Rhee | Mar 2012 | A1 |
| 20120288374 | Avellan et al. | Nov 2012 | A1 |
| 20140161622 | Sharrow | Jun 2014 | A1 |
| 20170207323 | Sharrow | Jul 2017 | A1 |
| 20170267323 | Sharrow | Sep 2017 | A1 |
| 20180237122 | Sharrow | Aug 2018 | A1 |
| 20190127035 | McKinny, Jr. | May 2019 | A1 |
| 20220340247 | Sharrow | Oct 2022 | A1 |
| Number | Date | Country |
|---|---|---|
| 2017205680 | Nov 2017 | WO |
| Entry |
|---|
| Sharrow MX-1: This toroidal boat propeller could be top of the props; May 28, 2020; Internet URL: https://www.mby.com/gear/sharrow-mx-1-tipless-propeller-110120. |
| Office Action issued on Mar. 29, 2022 in Taiwan Application No. 110305685. |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29779895 | Apr 2021 | US |
| Child | 29935667 | US |