Gilgamesh Pharmaceuticals, Inc. et al. vs. Enveric Biosciences Canada, Inc.

Explore the PTAB proceeding PGR2025-00076 filed by Gilgamesh Pharmaceuticals, Inc. et al. on 2025-08-12. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

PGR2025-00076

Filing Date

2025-08-12

Accorded Filing Date

2025-08-12

Institution Decision Date

—

Last Modified Date

2026-01-08

Proceeding Type

PGR

Termination Date

2025-12-08

Trial Status

Terminated

Parties & Counsel

Petitioner

Gilgamesh Pharmaceuticals, Inc. et al.

Represented By

Bernstein, Peteret al

Patent Owner / Respondent

Enveric Biosciences Canada, Inc.

Represented By

Sawert, Kristiet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 1600 - Biotechnology & Organic Chemistry

Patent Information

1 Patent Involved

Respondent Application Number 18655793

Respondent Patent Number 12138276

External Links

Espacenet

Google Patents

Respondent Inventor Jillian M. Hagel et al

Respondent Tech Center TC 1600 - Biotechnology & Organic Chemistry

Address and Attorney/Agent Information

39 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name SMART & BIGGAR LP

Customer Number 1059

Address 40 KING STREET WEST, 40TH FLOOR, TORONTO, ON, M5H 3Y2, CANADA

Attorney / Agent Information

Reg #	Name	Phone
22257	Daniel Bereskin	416-364-7311
33106	Philip Mendes Da Costa	416-957-1695
40261	Micheline Gravelle	416-364-7311
40333	Alfred Macchione	416-601-7729
40453	Andrew Mcintosh	416-364-7311
41563	Stephen Beney	905-817-6102
47275	Isis Caulder	416-364-7311
47276	Bhupinder Randhawa	416-957-4630
47330	Scott Pundsack	289-326-4518
50198	Victor Krichker	416-957-1699
51379	Patricia Folkins	905-817-6101
55831	Tony Orsi	416-957-1175
56613	Noel Courage	408-873-3167
56624	James Raakman	905-812-3600
58225	David St-Martin	514-868-0203
58773	Melanie Szweras	416-364-7311
61772	Carmela Deluca	514-871-2929
61773	Michael Fenwick	416-593-5514
61775	Jason Hynes	519-783-3210
65718	Matthew Graff	416-593-5514
72425	Joanna Ma	416-957-1676
73004	Nicholas Aitken	416-957-1620
73535	Ainslie Parsons	416-957-1696
75648	Timothy Gale	416-957-1645
76514	Dominique Lambert	514-871-2106
76527	David Morrison	519-783-3219
76583	Adam Bierylo	416-957-1621
77323	Sandra Marone	416-593-5514
77601	Reshika Dhir	416-364-7311
78051	Ryan De Vries	519-783-3215
78902	Herman Cheung	416-957-1173
80370	Nikola Rajic	604-682-7780
80684	Luba Naiberger	905-812-3600
81248	Justin Philpott	416-364-7311
81700	Shaivi Bhatt	289-983-1756
82773	Christopher Collett	587-774-3690
82908	Sunil Rao	416-957-1193
82942	Andrea Uetrecht	416-957-1187
82977	Alissa Hyppolite	514-871-2928

Proceeding Documents

Order Granting Motion to Withdraw Petition and Terminate Proceeding TERMINATE

2025-12-08 FILING PARTY: BOARD

Download

1017

Exhibit 1017 Exhibit

2025-11-20 FILING PARTY: PETITIONER

Download

Petitioner's Motion to Dismiss Petition MOTION

2025-11-20 FILING PARTY: PETITIONER

Download

1018

Exhibit 1018 Exhibit

2025-11-20 FILING PARTY: PETITIONER

Download

3101

Email Correspondence Exhibit

2025-11-18 FILING PARTY: BOARD

Download

Gilgamesh Pharmaceuticals, Inc. et al. vs. Enveric Biosciences Canada, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Gilgamesh Pharmaceuticals, Inc. et al.

Represented By

Patent Owner / Respondent

Enveric Biosciences Canada, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Order Granting Motion to Withdraw Petition and Terminate Proceeding TERMINATE

Exhibit 1017 Exhibit

Petitioner's Motion to Dismiss Petition MOTION

Exhibit 1018 Exhibit

Email Correspondence Exhibit

Updated Mandatory Notice NOTICE

Updated Mandatory Notice NOTICE

Updated Mandatory Notice NOTICE

Notice: Mandatory Notice NOTICE

Patent Owner's Discretionary Denial Brief RESPONSE

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

Notice: Notice filing date accorded NOTICE

Adrian Hall, et al., Bio & Med. Chemistry Letters 2008, 18, 2684-2690 Exhibit

U.S. Patent Publication No. 2012/0122948 A1 Exhibit

U.S. Provisional Application No. 62/978,075 Exhibit

U.S. Patent Publication No. 2012/0029010 A1 Exhibit

Walter Jantschko, et al., Biochem. Pharma 2005, 69, 1149-1157 Exhibit

Jalal Soubhye, et al., J. MED. CHEM. 2010, 53, 8747-8759 Exhibit

International Patent Publication No. WO 2020/181194 A1 Exhibit

U.S. Patent No. 3,780,063 Exhibit

Asher Kalir, et al., ALKYLATED TRYPTAMINES 1966, 9, 341-344 Exhibit

U.S. Patent No. 12,138,276 to Hagel, et al., issued November 12, 2024 Exhibit

Marc Julia, et al., C.R.ACAD. SC. PARIS 1967, 265, 110-112 with Cert. Trans Exhibit

U.S. Patent No. 11,440,879 Exhibit

European Patent Application Publication No. EP 2682119 A1 Exhibit

International Patent Publication No. WO 2018/106907 A1 Exhibit

Petition: as filed PETITION

Notice: Power of Attorney NOTICE

Z. Pelchowicz, et al., J. Israel Inst. for Biol. Research 1961, 5418-5421 Exhibit

File History of '276 patent & Certificate of Correction Exhibit