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* IN THE HIGH COURT OF DELHI AT NEW DELHI

Reserved on: 14 August 2025

Pronounced on: 5 January 2026

+ FAO(OS) (COMM) 123/2025 & CM APPLs. 49211/2025,

49212/2025 & 49213/2025

AUTOMAT IRRIGATION PVT. LTD.

AND ORS .....Appellants

Through: Mr. J. Sai Deepak, Sr. Adv. with Mr. Avinash Sharma, Ms. Somya Chaturvedi, Mr. Shrey Sharma, Mr. Shreesh

Chadha, Advs.

versus

AQUESTIA LIMITED & ANR. .....Respondents

Through: Mr. Pravin Anand, Ms. Vaishali Mittal, Mr. Siddhant Chamola and Mr.

Gursimran Singh Narula, Advs.

CORAM:

HON'BLE MR. JUSTICE C. HARI SHANKAR

HON'BLE MR. JUSTICE OM PRAKASH SHUKLA

% JUDGMENT

05.01.2026

C. HARI SHANKAR, J.

1. This appeal is directed against judgment dated 1 August 2025, whereby a learned Single Judge of this Court has allowed IA 41112/2024, filed by the respondent as the plaintiff in CS (Comm) 860/2024¹. The learned Single Judge has, in the impugned judgment,

1 Aquestia Limited v. Automat Industries Pvt. Ltd. & ors

held that the Fluid Control Valve, “FCV” hereinafter, manufactured by the appellants and sold under the name “Hydromat Valve”, infringed Indian Patent IN

427050³ of the respondent.

2. The appeal was strongly contested even on the aspect of issuance of notice and grant of i