Thukral Mechanical Works v. P.M. Diesels Private Limited & Anr.
Trade Marks – Concurrent registered proprietorship and prior user
Case brief
What is this about?
LPA 320/2024 batch, High Court of Delhi, 6 February 2026, C. Hari Shankar & Om Prakash Shukla JJ.; Thukral Mechanical Works v. PM Diesels; FIELD MARSHAL / FIELDMARSHAL trademark; centrifugal pumps and diesel engines; Trade and Merchandise Marks Act 1958 Sections 9, 11(a), 12(1), 23, 27(2), 28(1), 29(1), 33, 46(1)(b), 47, 56, 106; rectification and removal for non-use; assignment deed validity; impleadment of assignor; Kerly impasse; concurrent rights of registered proprietor and goodwill owner; passing off versus infringement; prior user versus registration; goodwill relevant date (defendant's first user, per Inter Lotto and Neon Laboratories); S. Syed Mohideen; N.R. Dongre v. Whirlpool; user trumps registration limited to Section 33/Section 34; Section 12(1) bar on simultaneous registration; writ petitions and IPAB orders; rendition of accounts requires pleadings (K.C. Skaria); Commercial Courts Act 2015 renumbering.