IP Library › Granted Patent US 1,146,072
Granted Patent S1
US 1,146,072 · App. 29/894,215 · Granted Sep 1, 2026

Utility chamber

Inventor: Graham Frederick Crooks (Klipriver, ZA)
Assignee: MANHOLES 4 AFRICA (PTY) LTD.
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 1,146,072
App. No.
29/894,215
Granted
Sep 1, 2026
Kind
S1
Claims (1)

The ornamental design for a utility chamber, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 28, 2023
From: CROOKS, GRAHAM FREDERICK
To: MANHOLES 4 AFRICA (PTY) LTD.
Reel/Frame 064097/0939 →
References Cited (30)
US D227909S · Griffing · 1973 [cited by examiner]
US D236211S · McClure · 1975 [cited by examiner]
US D245102S · Gross · 1977 [cited by examiner]
US 4065020A · Carson · 1977 [cited by examiner]
US D320297S · Hadashi · 1991 [cited by examiner]
US D478672S · Charlebois · 2003 [cited by examiner]
US D484614S · Charlebois · 2003 [cited by examiner]
US 6749080B1 · White · 2004 [cited by examiner]
US 7004677B1 · Ericksen · 2006 [cited by examiner]
US 7243810B2 · O'Brien · 2007 [cited by examiner]
US D801687S · Holland · 2017 [cited by examiner]
US 9876340B2 · Unger · 2018 [cited by examiner]
US D844988S · Reinhart · 2019 [cited by examiner]
US 11066802B1 · Nolen · 2021 [cited by examiner]
US D941582S · Nolen · 2022 [cited by examiner]
US 11338524B1 · Nolen · 2022 [cited by examiner]
US 11349281B1 · Nolen · 2022 [cited by examiner]
US 11374386B2 · Nolen · 2022 [cited by examiner]
US D958409S · Nolen · 2022 [cited by examiner]
US 11509125B1 · Dembkoski · 2022 [cited by examiner]
US 20090173397A1 · Mallela · 2009 [cited by examiner]
US 20140117018A1 · Burke · 2014 [cited by examiner]
US 20210016921A1 · Nolen · 2021 [cited by examiner]
CN 306132663 · 2020 [cited by examiner]
Carson©Oldcastle Infrastructure https://oldcastleinfrastructure.com/brands/carson/ uploaded Nov. 2018 (Year: 2018). [cited by examiner]
Cubis MONObox™ Access Chamber System Distributors https://www.powerandcables.com/product/access-chambers/monobox-access-chamber/ uploaded Feb. 2020 (Year: 2020). [cited by examiner]
Cubis RapidSTACK ™ Access Chamber Access Chamber Systems https://www.powerandcables.com/product/access-chambers/rapidstack-access-chamber/ uploaded Feb. 2020 (Year: 2020). [cited by examiner]
IPL-Atlas-01 https://www.iplgroup.com/roads-modular-chambers.php Feb. 9, 2016 (Year: 2016). [cited by examiner]
Nicor Modular Meter Box YouTube https://www.youtube.com/watch?v=FrXPM2RWFSY posted May 30, 2020 (Year: 2020). [cited by examiner]
RaDD Utility Vault Spec Sheet chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/https://raddnetwork.com/wp-content/uploads/2025/03/RFW-24x36x30-Spec-Sheet-20240115.pdf dated Jan. 15, 2024 (Year: 2024). [cited by examiner]