| Serial Number | 73072022 |
| Word Mark | CIRCULAIRE |
| Filing Date | Tuesday, December 16, 1975 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Thursday, March 7, 2019 |
| Registration Number | 1113076 |
| Registration Date | Tuesday, February 13, 1979 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | NOT AVAILABLE |
| Goods and Services | INDUSTRIAL-TYPE OSCILLATING FAN TYPE CLEANING DEVICE FOR AUTOMATIC CLEANING OF CEILINGS, LIGHT FIXTURES, DUCTS AND OVERHEAD STRUCTURES EXPOSED TO FIBROUS AIRBORNE CONTAMINANTS, SUCH AS IN TEXTILE OPERATIONS |
| Pseudo Mark | CIRULAIR |
| International Class | 011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply, and sanitary purposes. |
| US Class Codes | 034 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, March 1, 1983 |
| Primary Code | 011 |
| First Use Anywhere Date | Sunday, March 31, 1968 |
| First Use In Commerce Date | Sunday, March 31, 1968 |
| Party Name | LUWA AIR ENGINEERING AG |
| Party Type | 48 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | ULSTER CH-8610 CH |
| Party Name | ZELLWEGER LUWA AG |
| Party Type | 47 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | 8610 USTER CH |
| Party Name | ENVIROTECH CORPORATION |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | MENLO PARK, CA 94025 |
| Event Date | Event Description |
| Tuesday, May 14, 2019 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, March 7, 2019 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Thursday, March 7, 2019 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Thursday, March 7, 2019 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, March 7, 2019 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Monday, February 4, 2019 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, February 18, 2009 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Wednesday, February 18, 2009 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Friday, February 13, 2009 | ASSIGNED TO PARALEGAL |
| Wednesday, February 11, 2009 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, February 11, 2009 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, February 11, 2009 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Thursday, February 12, 2009 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Monday, January 14, 2008 | CASE FILE IN TICRS |
| Monday, May 15, 2000 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Monday, May 15, 2000 | REGISTERED - SEC. 9 GRANTED/CHECK RECORD FOR SEC. 8 |
| Monday, May 3, 1999 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Monday, May 10, 1999 | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 |
| Monday, May 10, 1999 | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 |