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"A Self Propelled Stair Climbing Wheel Chair"
Abstract: The present invention is directed to a self propelled stair climbing wheel chair. Wheelchair is one of the most commonly used assistive devices for enhancing personal mobility. But limited access against barriers, a manually operated wheel chair which can negotiate is an economic solution for the enhanced accessibility. The present invention is designed to access flat surfaces and to negotiate obstacles in a very safe and user friendly way for the ease of adaption of the invention. Said wheel chair of the instant invention comprising of atleast two front wheels, atleast one rear caster wheel and atleast two rear triangular Y shaped wheels, a central shaft provided between the frames of seat and a plurality of members such as herein described.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
25 July 2011
Publication Number
05/2013
Publication Type
INA
Invention Field
BIO-MEDICAL ENGINEERING
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2020-11-10
Renewal Date
Applicants
INDIAN INSTITUTE OF TECHNOLOGY
INDIAN INSTITUTE OF TECHNOLOGY KANPUR, KANPUR-208016, UTTAR PRADESH, INDIA
Inventors
1. J RAM KUMAR
INDIAN INSTITUTE OF TECHNOLOGY, KANPUR, KANPUR-208016, (U.P.)
2. SHATARUPA THAKURTA ROY
INDIAN INSTITUTE OF TECHNOLOGY, KANPUR, KANPUR-208016, (U.P.)
3. SATHISH SEKAR
INDIAN INSTITUTE OF TECHNOLOGY, KANPUR, KANPUR-208016, (U.P.)
4. SATYAKI ROY
INDIAN INSTITUTE OF TECHNOLOGY, KANPUR, KANPUR-208016, (U.P.)
5. SHANU SHARMA
INDIAN INSTITUTE OF TECHNOLOGY, KANPUR, KANPUR-208016, (U.P.)
Specification
NA
Documents
Orders
| Section | Controller | Decision Date |
|---|---|---|
| 15,43 | HITENDRA SHARMA | 2020-11-10 |
| 15,43 | HITENDRA SHARMA | 2020-11-10 |
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 2097-del-2011-GPA-(06-09-2011).pdf | 2011-09-06 |
| 1 | 2097-DEL-2011-IntimationOfGrant10-11-2020.pdf | 2020-11-10 |
| 2 | 2097-del-2011-Form-1-(06-09-2011).pdf | 2011-09-06 |
| 2 | 2097-DEL-2011-PatentCertificate10-11-2020.pdf | 2020-11-10 |
| 3 | 2097-del-2011-Correspondence-Others-(06-09-2011).pdf | 2011-09-06 |
| 3 | 2097-DEL-2011-Annexure [27-08-2020(online)].pdf | 2020-08-27 |
| 4 | 2097-del-2011-Form-5.pdf | 2012-03-07 |
| 4 | 2097-DEL-2011-FORM 3 [27-08-2020(online)].pdf | 2020-08-27 |
| 5 | 2097-DEL-2011-PETITION UNDER RULE 137 [27-08-2020(online)].pdf | 2020-08-27 |
| 5 | 2097-del-2011-Form-2.pdf | 2012-03-07 |
| 6 | 2097-DEL-2011-Written submissions and relevant documents [27-08-2020(online)].pdf | 2020-08-27 |
| 6 | 2097-del-2011-Form-1.pdf | 2012-03-07 |
| 7 | 2097-del-2011-Drawings.pdf | 2012-03-07 |
| 7 | 2097-DEL-2011-Correspondence to notify the Controller [10-08-2020(online)].pdf | 2020-08-10 |
| 8 | 2097-DEL-2011-US(14)-ExtendedHearingNotice-(HearingDate-13-08-2020).pdf | 2020-07-17 |
| 8 | 2097-del-2011-Description (Complete).pdf | 2012-03-07 |
| 9 | 2097-del-2011-Correspondence Others.pdf | 2012-03-07 |
| 9 | 2097-DEL-2011-Correspondence to notify the Controller [14-04-2020(online)].pdf | 2020-04-14 |
| 10 | 2097-del-2011-Claims.pdf | 2012-03-07 |
| 10 | 2097-DEL-2011-US(14)-ExtendedHearingNotice-(HearingDate-16-04-2020).pdf | 2020-03-19 |
| 11 | 2097-del-2011-Abstract.pdf | 2012-03-07 |
| 11 | 2097-DEL-2011-FORM-26 [25-02-2020(online)].pdf | 2020-02-25 |
| 12 | 2097-DEL-2011-Correspondence to notify the Controller [24-02-2020(online)].pdf | 2020-02-24 |
| 12 | 2097-del-2011-Form-18-(31-07-2012).pdf | 2012-07-31 |
| 13 | 2097-del-2011-Correspondence-Others-(31-07-2012).pdf | 2012-07-31 |
| 13 | 2097-DEL-2011-HearingNoticeLetter-(DateOfHearing-26-02-2020).pdf | 2020-02-13 |
| 14 | 2097-DEL-2011-FORM-8 [12-12-2019(online)].pdf | 2019-12-12 |
| 14 | 2097-DEL-2011-RELEVANT DOCUMENTS [23-10-2017(online)].pdf | 2017-10-23 |
| 15 | 2097-DEL-2011-ABSTRACT [21-09-2018(online)].pdf | 2018-09-21 |
| 15 | 2097-DEL-2011-Changing Name-Nationality-Address For Service [23-10-2017(online)].pdf | 2017-10-23 |
| 16 | 2097-DEL-2011-CLAIMS [21-09-2018(online)].pdf | 2018-09-21 |
| 16 | 2097-DEL-2011-FER.pdf | 2018-03-28 |
| 17 | 2097-DEL-2011-FER_SER_REPLY [21-09-2018(online)].pdf | 2018-09-21 |
| 17 | 2097-DEL-2011-COMPLETE SPECIFICATION [21-09-2018(online)].pdf | 2018-09-21 |
| 18 | 2097-DEL-2011-DRAWING [21-09-2018(online)].pdf | 2018-09-21 |
| 19 | 2097-DEL-2011-COMPLETE SPECIFICATION [21-09-2018(online)].pdf | 2018-09-21 |
| 19 | 2097-DEL-2011-FER_SER_REPLY [21-09-2018(online)].pdf | 2018-09-21 |
| 20 | 2097-DEL-2011-CLAIMS [21-09-2018(online)].pdf | 2018-09-21 |
| 20 | 2097-DEL-2011-FER.pdf | 2018-03-28 |
| 21 | 2097-DEL-2011-ABSTRACT [21-09-2018(online)].pdf | 2018-09-21 |
| 21 | 2097-DEL-2011-Changing Name-Nationality-Address For Service [23-10-2017(online)].pdf | 2017-10-23 |
| 22 | 2097-DEL-2011-FORM-8 [12-12-2019(online)].pdf | 2019-12-12 |
| 22 | 2097-DEL-2011-RELEVANT DOCUMENTS [23-10-2017(online)].pdf | 2017-10-23 |
| 23 | 2097-del-2011-Correspondence-Others-(31-07-2012).pdf | 2012-07-31 |
| 23 | 2097-DEL-2011-HearingNoticeLetter-(DateOfHearing-26-02-2020).pdf | 2020-02-13 |
| 24 | 2097-del-2011-Form-18-(31-07-2012).pdf | 2012-07-31 |
| 24 | 2097-DEL-2011-Correspondence to notify the Controller [24-02-2020(online)].pdf | 2020-02-24 |
| 25 | 2097-del-2011-Abstract.pdf | 2012-03-07 |
| 25 | 2097-DEL-2011-FORM-26 [25-02-2020(online)].pdf | 2020-02-25 |
| 26 | 2097-del-2011-Claims.pdf | 2012-03-07 |
| 26 | 2097-DEL-2011-US(14)-ExtendedHearingNotice-(HearingDate-16-04-2020).pdf | 2020-03-19 |
| 27 | 2097-del-2011-Correspondence Others.pdf | 2012-03-07 |
| 27 | 2097-DEL-2011-Correspondence to notify the Controller [14-04-2020(online)].pdf | 2020-04-14 |
| 28 | 2097-del-2011-Description (Complete).pdf | 2012-03-07 |
| 28 | 2097-DEL-2011-US(14)-ExtendedHearingNotice-(HearingDate-13-08-2020).pdf | 2020-07-17 |
| 29 | 2097-DEL-2011-Correspondence to notify the Controller [10-08-2020(online)].pdf | 2020-08-10 |
| 29 | 2097-del-2011-Drawings.pdf | 2012-03-07 |
| 30 | 2097-del-2011-Form-1.pdf | 2012-03-07 |
| 30 | 2097-DEL-2011-Written submissions and relevant documents [27-08-2020(online)].pdf | 2020-08-27 |
| 31 | 2097-DEL-2011-PETITION UNDER RULE 137 [27-08-2020(online)].pdf | 2020-08-27 |
| 31 | 2097-del-2011-Form-2.pdf | 2012-03-07 |
| 32 | 2097-del-2011-Form-5.pdf | 2012-03-07 |
| 32 | 2097-DEL-2011-FORM 3 [27-08-2020(online)].pdf | 2020-08-27 |
| 33 | 2097-del-2011-Correspondence-Others-(06-09-2011).pdf | 2011-09-06 |
| 33 | 2097-DEL-2011-Annexure [27-08-2020(online)].pdf | 2020-08-27 |
| 34 | 2097-DEL-2011-PatentCertificate10-11-2020.pdf | 2020-11-10 |
| 34 | 2097-del-2011-Form-1-(06-09-2011).pdf | 2011-09-06 |
| 35 | 2097-DEL-2011-IntimationOfGrant10-11-2020.pdf | 2020-11-10 |
| 35 | 2097-del-2011-GPA-(06-09-2011).pdf | 2011-09-06 |
Search Strategy
| 1 | search_19-03-2018.pdf |