RATIONAL trademark filings in Korea
Korean trademark applications and registrations filed by foreign applicants under the English mark name RATIONAL. Data: gazette data as of 2026-10-01, later filings from daily collection up to 2026-11-09.
In Korean: RATIONAL 상표 한국 출원 현황
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| Korean filings (foreign applicants) | 9 |
|---|---|
| Registered | 8 |
| Pending or published (under examination) | 0 |
| Earliest filing in this list | 1990-10-10 |
| Latest filing in this list | 2022-11-01 |
Filings
| Application no. | Mark | Applicant | Status | Filed | Registration no. | Expires |
|---|---|---|---|---|---|---|
| 4020220199235 | rational | Guang zhou Rational einbaukuechen GmbH | Registered | 2022-11-01 | 4022422240000 | 2034-09-02 |
| 4020220199236 | rational | Guang zhou Rational einbaukuechen GmbH | Registered | 2022-11-01 | 4021929400000 | 2034-05-09 |
| 4020217047821 | RATIONAL | RATIONAL Aktiengesellschaft | Registered | 2021-10-19 | 4020131950000 | 2031-10-19 |
| 4020177003500 | RATIONAL | RATIONAL Aktiengesellschaft | Registered | 2016-12-13 | 4014875730000 | 2036-12-13 |
| 4520020003364 | RATIONAL | INTERNATIONAL BUSINESS MACHINES CORPORATION. | Registered | 2002-10-04 | 4500098640000 | 2034-05-14 |
| 5020010003397 | RATIONAL | RATIONAL Aktiengesellschaft | Registered | 2001-03-23 | 4002266200000 | 2031-11-25 |
| 4019990048824 | RATIONAL | Rational Software Corporation | Registered | 1999-12-20 | 4004889600000 | 2031-03-05 |
| 4019900029733 | RATIONAL | 라찌오날그로쓰퀴헨테히니크게엠바하 | Registered | 1990-10-10 | 4002266200000 | 2031-11-25 |
| 4019900029734 | RATIONAL | 라찌오날그로쓰퀴헨테히니크게엠바하 | Refused | 1990-10-10 |
More Korean filings containing RATIONAL
Registered, published or pending Korean filings whose mark name contains RATIONAL as a word, or one of the Hangul spellings above (automatic text match). 8 filings; the latest 8 are shown.
| Application no. | Mark | Status | Filed |
|---|---|---|---|
| 4020220091127 | rational coffee 레셔널 커피 | Registered | 2022-05-17 |
| 4020210088340 | GREAT QUALITY & RATIONAL DESIGN OLD MOUNTAIN | Registered | 2021-04-28 |
| 4020197021390 | RATIONAL VACCINES | Registered | 2019-09-10 |
| 4020150095040 | MISSLONIA RATIONAL CHOICE 미스로니아 | Registered | 2015-12-22 |
| 4120150033801 | RATIONAL OWL | Registered | 2015-07-15 |
| 4120110022551 | RPX RATIONAL PATENT | Registered | 2011-07-29 |
| 4020080000590 | Rational WANHAO | Registered | 2008-01-04 |
| 4020040047093 | RATIONAL CLEARCASE | Registered | 2004-10-19 |
Source: Korean trademark gazette data of the Ministry of Intellectual Property (MOIP) and daily collected filing data (gazette data as of 2026-10-01, later filings from daily collection up to 2026-11-09). Daily filings are added to this brand only when the applicant name matches an existing filing of this brand. Filings are grouped by the exact English mark name, and only filings in which every applicant is foreign are listed. Applicant names are shown only for this brand's filings.
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