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"A Fan"
Abstract: A bladeless fan assembly comprises a nozzle (14) mounted on a base (12) housing means for creating an air flow. The nozzle (14) comprises an interior passage (94) for receiving the air flow, a mouth (26) for emitting the air flow, and a plurality of stationary guide vanes (120) located within the interior passage (94) and each for directing a portion of the air flow towards the mouth(26). The nozzle (14) defines an 10 opening (24) through which air from outside the fan assembly is drawn by the air flow emitted from the mouth(26).
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
13 June 2011
Publication Number
16/2012
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2020-02-11
Renewal Date
Applicants
DYSON TECHNOLOGY LIMITED
TETBURY HILL MALMESBURY WILTSHIRE, SN16 0RP UNITED KINGDOM
Inventors
1. HELPS, DANIEL FRANCIS
C/O DYSON TECHNOLOGY LIMITED
TETBURY HILL MALMESBURY WILTSHIRE, SN16 0RP UNITED KINGDOM
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 4457-delnp-2011-GPA-(07-07-2011).pdf | 2011-07-07 |
| 1 | 4457-DELNP-2011-RELEVANT DOCUMENTS [15-05-2020(online)].pdf | 2020-05-15 |
| 2 | 4457-delnp-2011-Correspondence Others-(07-07-2011).pdf | 2011-07-07 |
| 2 | 4457-DELNP-2011-IntimationOfGrant11-02-2020.pdf | 2020-02-11 |
| 3 | 4457-DELNP-2011-PatentCertificate11-02-2020.pdf | 2020-02-11 |
| 3 | 4457-delnp-2011-GPA-(17-11-2011).pdf | 2011-11-17 |
| 4 | 4457-delnp-2011-Form-3-(17-11-2011).pdf | 2011-11-17 |
| 4 | 4457-DELNP-2011-Correspondence-070618.pdf | 2018-06-13 |
| 5 | 4457-DELNP-2011-Power of Attorney-070618.pdf | 2018-06-13 |
| 5 | 4457-delnp-2011-Correspondence Others-(17-11-2011).pdf | 2011-11-17 |
| 6 | 4457-DELNP-2011-CLAIMS [05-06-2018(online)].pdf | 2018-06-05 |
| 6 | 4457-delnp-2011-1-Form-18-(17-11-2011).pdf | 2011-11-17 |
| 7 | 4457-DELNP-2011-COMPLETE SPECIFICATION [05-06-2018(online)].pdf | 2018-06-05 |
| 7 | 4457-delnp-2011-1-Correspondence Others-(17-11-2011).pdf | 2011-11-17 |
| 8 | Abstract.jpg | 2012-02-25 |
| 8 | 4457-DELNP-2011-FER_SER_REPLY [05-06-2018(online)].pdf | 2018-06-05 |
| 9 | 4457-delnp-2011-Form-5.pdf | 2012-02-25 |
| 9 | 4457-DELNP-2011-PETITION UNDER RULE 137 [05-06-2018(online)].pdf | 2018-06-05 |
| 10 | 4457-DELNP-2011-FER.pdf | 2017-12-05 |
| 10 | 4457-delnp-2011-Form-3.pdf | 2012-02-25 |
| 11 | 4457-delnp-2011-Form-2.pdf | 2012-02-25 |
| 11 | Form 3 [27-01-2017(online)].pdf | 2017-01-27 |
| 12 | 4457-delnp-2011-Form-1.pdf | 2012-02-25 |
| 12 | Form 3 [05-08-2016(online)].pdf | 2016-08-05 |
| 13 | 4457-delnp-2011-Drawings.pdf | 2012-02-25 |
| 13 | Petition Under Rule 137 [10-06-2016(online)].pdf | 2016-06-10 |
| 14 | 4457-delnp-2011-Agreement-(30-05-2016).pdf | 2016-05-30 |
| 14 | 4457-delnp-2011-Description (Complete).pdf | 2012-02-25 |
| 15 | 4457-delnp-2011-Correspondence Others-(30-05-2016).pdf | 2016-05-30 |
| 15 | 4457-delnp-2011-Correspondence-others.pdf | 2012-02-25 |
| 16 | 4457-delnp-2011-Claims.pdf | 2012-02-25 |
| 16 | 4457-delnp-2011-Others-(30-05-2016).pdf | 2016-05-30 |
| 17 | Other Patent Document [30-05-2016(online)].pdf | 2016-05-30 |
| 17 | 4457-delnp-2011-Abstract.pdf | 2012-02-25 |
| 18 | 4457-delnp-2011-Correspondence Others-(04-03-2016).pdf | 2016-03-04 |
| 18 | 4457-delnp-2011-GPA-(04-03-2016).pdf | 2016-03-04 |
| 19 | 4457-delnp-2011-Form-1-(04-03-2016).pdf | 2016-03-04 |
| 19 | 4457-delnp-2011-Form-3-(04-03-2016).pdf | 2016-03-04 |
| 20 | 4457-delnp-2011-Form-13-(04-03-2016).pdf | 2016-03-04 |
| 21 | 4457-delnp-2011-Form-1-(04-03-2016).pdf | 2016-03-04 |
| 21 | 4457-delnp-2011-Form-3-(04-03-2016).pdf | 2016-03-04 |
| 22 | 4457-delnp-2011-Correspondence Others-(04-03-2016).pdf | 2016-03-04 |
| 22 | 4457-delnp-2011-GPA-(04-03-2016).pdf | 2016-03-04 |
| 23 | 4457-delnp-2011-Abstract.pdf | 2012-02-25 |
| 23 | Other Patent Document [30-05-2016(online)].pdf | 2016-05-30 |
| 24 | 4457-delnp-2011-Others-(30-05-2016).pdf | 2016-05-30 |
| 24 | 4457-delnp-2011-Claims.pdf | 2012-02-25 |
| 25 | 4457-delnp-2011-Correspondence-others.pdf | 2012-02-25 |
| 25 | 4457-delnp-2011-Correspondence Others-(30-05-2016).pdf | 2016-05-30 |
| 26 | 4457-delnp-2011-Agreement-(30-05-2016).pdf | 2016-05-30 |
| 26 | 4457-delnp-2011-Description (Complete).pdf | 2012-02-25 |
| 27 | 4457-delnp-2011-Drawings.pdf | 2012-02-25 |
| 27 | Petition Under Rule 137 [10-06-2016(online)].pdf | 2016-06-10 |
| 28 | 4457-delnp-2011-Form-1.pdf | 2012-02-25 |
| 28 | Form 3 [05-08-2016(online)].pdf | 2016-08-05 |
| 29 | 4457-delnp-2011-Form-2.pdf | 2012-02-25 |
| 29 | Form 3 [27-01-2017(online)].pdf | 2017-01-27 |
| 30 | 4457-DELNP-2011-FER.pdf | 2017-12-05 |
| 30 | 4457-delnp-2011-Form-3.pdf | 2012-02-25 |
| 31 | 4457-delnp-2011-Form-5.pdf | 2012-02-25 |
| 31 | 4457-DELNP-2011-PETITION UNDER RULE 137 [05-06-2018(online)].pdf | 2018-06-05 |
| 32 | 4457-DELNP-2011-FER_SER_REPLY [05-06-2018(online)].pdf | 2018-06-05 |
| 32 | Abstract.jpg | 2012-02-25 |
| 33 | 4457-delnp-2011-1-Correspondence Others-(17-11-2011).pdf | 2011-11-17 |
| 33 | 4457-DELNP-2011-COMPLETE SPECIFICATION [05-06-2018(online)].pdf | 2018-06-05 |
| 34 | 4457-delnp-2011-1-Form-18-(17-11-2011).pdf | 2011-11-17 |
| 34 | 4457-DELNP-2011-CLAIMS [05-06-2018(online)].pdf | 2018-06-05 |
| 35 | 4457-delnp-2011-Correspondence Others-(17-11-2011).pdf | 2011-11-17 |
| 35 | 4457-DELNP-2011-Power of Attorney-070618.pdf | 2018-06-13 |
| 36 | 4457-DELNP-2011-Correspondence-070618.pdf | 2018-06-13 |
| 36 | 4457-delnp-2011-Form-3-(17-11-2011).pdf | 2011-11-17 |
| 37 | 4457-DELNP-2011-PatentCertificate11-02-2020.pdf | 2020-02-11 |
| 37 | 4457-delnp-2011-GPA-(17-11-2011).pdf | 2011-11-17 |
| 38 | 4457-DELNP-2011-IntimationOfGrant11-02-2020.pdf | 2020-02-11 |
| 38 | 4457-delnp-2011-Correspondence Others-(07-07-2011).pdf | 2011-07-07 |
| 39 | 4457-DELNP-2011-RELEVANT DOCUMENTS [15-05-2020(online)].pdf | 2020-05-15 |
| 39 | 4457-delnp-2011-GPA-(07-07-2011).pdf | 2011-07-07 |
Search Strategy
| 1 | SEARCHSTRATEGY4457_02-05-2017.pdf |