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Multisheet Multichannel Imaging Cytometry (Mmic) System

Abstract: MULTISHEET MULTICHANNEL IMAGING CYTOMETRY (MMIC) SYSTEM The present subject matter discloses a multisheet multichannel imaging cytometry (MMIC) system 100 based on vertical-aligned multi-sheet array (VAMSA) illumination technique. The MMIC system employs a unique combination of transmission grating 103, beam-expander 104, cylindrical lens 105, and objective system 106 in a specific optical configuration to generate a diffraction-limited illumination PSF (VAMSA-PSF). The detection is accomplished by a large field-of-view widefield 4f-system that consists of low NA objective lens 112, high performance fluorescence filters 114, tube lens 113 and a sensitive detector 115 (sCMOS/CCD/EMCCD). The VAMSA point spread function (PSF) enables in-parallel interrogation of specimens flowing simultaneously through multiple microfluidic channels 108. The very geometry of PSF enables high quality cross-sectional imaging, and facilitates volumetric interrogation of specimens flowing through microfluidic chip 107 consisting of multiple flow-channels, which is a step towards large population cell/organism screening.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
26 May 2022
Publication Number
25/2023
Publication Type
INA
Invention Field
PHYSICS
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2025-08-18
Renewal Date

Applicants

INDIAN INSTITUTE OF SCIENCE
Indian Institute of Science, Bangalore, Karnataka-560012, India

Inventors

1. MONDAL, Partha Pratim
Department of Instrumentation & Applied Physics, Indian Institute of Science, Bangalore 560012, India
2. JOSHI, Prakash
Department of Instrumentation & Applied Physics, Indian Institute of Science, Bangalore 560012, India

Specification

DESC:MULTISHEET MULTICHANNEL IMAGING CYTOMETRY (MMIC) SYSTEM ,CLAIMS:AS ATTACHED

Documents

Application Documents

# Name Date
1 202241030351-STATEMENT OF UNDERTAKING (FORM 3) [26-05-2022(online)].pdf 2022-05-26
2 202241030351-PROVISIONAL SPECIFICATION [26-05-2022(online)].pdf 2022-05-26
3 202241030351-POWER OF AUTHORITY [26-05-2022(online)].pdf 2022-05-26
4 202241030351-FORM FOR SMALL ENTITY(FORM-28) [26-05-2022(online)].pdf 2022-05-26
5 202241030351-FORM 1 [26-05-2022(online)].pdf 2022-05-26
6 202241030351-EVIDENCE FOR REGISTRATION UNDER SSI(FORM-28) [26-05-2022(online)].pdf 2022-05-26
7 202241030351-EDUCATIONAL INSTITUTION(S) [26-05-2022(online)].pdf 2022-05-26
8 202241030351-DRAWINGS [26-05-2022(online)].pdf 2022-05-26
9 202241030351-Proof of Right [17-10-2022(online)].pdf 2022-10-17
10 202241030351-DRAWING [24-05-2023(online)].pdf 2023-05-24
11 202241030351-CORRESPONDENCE-OTHERS [24-05-2023(online)].pdf 2023-05-24
12 202241030351-COMPLETE SPECIFICATION [24-05-2023(online)].pdf 2023-05-24
13 202241030351-FORM-9 [19-06-2023(online)].pdf 2023-06-19
14 202241030351-FORM 18A [23-06-2023(online)].pdf 2023-06-23
15 202241030351-EVIDENCE OF ELIGIBILTY RULE 24C1f [23-06-2023(online)].pdf 2023-06-23
16 202241030351-FER.pdf 2023-09-06
17 202241030351-FER_SER_REPLY [24-01-2024(online)].pdf 2024-01-24
18 202241030351-CLAIMS [24-01-2024(online)].pdf 2024-01-24
19 202241030351-FORM-8 [23-04-2024(online)].pdf 2024-04-23
20 202241030351-Response to office action [24-09-2024(online)].pdf 2024-09-24
21 202241030351-US(14)-HearingNotice-(HearingDate-05-03-2025).pdf 2025-01-30
22 202241030351-Correspondence to notify the Controller [31-01-2025(online)].pdf 2025-01-31
23 202241030351-FORM-26 [05-03-2025(online)].pdf 2025-03-05
24 202241030351-Written submissions and relevant documents [19-03-2025(online)].pdf 2025-03-19
25 202241030351-PatentCertificate18-08-2025.pdf 2025-08-18
26 202241030351-IntimationOfGrant18-08-2025.pdf 2025-08-18
27 202241030351-FORM 8A [14-10-2025(online)].pdf 2025-10-14
28 202241030351-FORM 8A [14-10-2025(online)]-1.pdf 2025-10-14

Search Strategy

1 20224103035(1)E_28-08-2023.pdf

ERegister / Renewals

3rd: 27 Aug 2025

From 26/05/2024 - To 26/05/2025

4th: 27 Aug 2025

From 26/05/2025 - To 26/05/2026

5th: 27 Aug 2025

From 26/05/2026 - To 26/05/2027

6th: 27 Aug 2025

From 26/05/2027 - To 26/05/2028

7th: 27 Aug 2025

From 26/05/2028 - To 26/05/2029

8th: 27 Aug 2025

From 26/05/2029 - To 26/05/2030

9th: 27 Aug 2025

From 26/05/2030 - To 26/05/2031

10th: 27 Aug 2025

From 26/05/2031 - To 26/05/2032