IP Library Granted Patent US 1,139,841
Granted Patent S1
US 1,139,841 · App. 30/012,223 · Granted Aug 4, 2026

Transfer pump

Inventor: Chunlai Lai (Zhongshan, CN)
Assignee: Zhongshan Peili Technology Co., 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 1,139,841
App. No.
30/012,223
Granted
Aug 4, 2026
Kind
S1
Claims (1)

The ornamental design for a transfer pump, as shown and described.

References Cited (28)
US D220840S · Rolsten · 1971 [cited by examiner]
US D280823S · Maruyama · 1985 [cited by examiner]
US D280902S · Maruyama · 1985 [cited by examiner]
US D280991S · Maruyama · 1985 [cited by examiner]
US D280992S · Maruyama · 1985 [cited by examiner]
US D723587S · Park · 2015 [cited by examiner]
US 9273677B2 · Youell · 2016 [cited by examiner]
US D777007S · Park · 2017 [cited by examiner]
US D800176S · Soto · 2017 [cited by examiner]
US D863363S · Exley · 2019 [cited by examiner]
US D898773S · Arkwright · 2020 [cited by examiner]
US 10808687B1 · Uccellani · 2020 [cited by examiner]
US D904465S · Schlenker · 2020 [cited by examiner]
US D967198S · Chen · 2022 [cited by examiner]
US 11466689B1 · Lai · 2022 [cited by examiner]
US 11686297B1 · Gu · 2023 [cited by examiner]
US 11808268B2 · Henton · 2023 [cited by examiner]
US 11994131B2 · Arkwright · 2024 [cited by examiner]
US D1044188S · Ye · 2024 [cited by examiner]
US 12145836B1 · Lai · 2024 [cited by examiner]
US D1067271S · Song · 2025 [cited by examiner]
US D1086222S · Yang · 2025 [cited by examiner]
US 12385601B2 · Gu · 2025 [cited by examiner]
US 20240309884A1 · Avila · 2024 [cited by examiner]
Electric Fuel Transfer Pump, Nov. 19, 2025, Amazon, site visited Mar. 13, 2026: https://us.amazon.com/dp/B0G2XXPKSW/ (Year: 2025). [cited by examiner]
Portable Fuel Transfer Pump Battery Powered, Jan. 2, 2025, Amazon, site visited Mar. 13, 2026: https://www.amazon.com/dp/B0DS1XS1GK/ (Year: 2025). [cited by examiner]
DeWay Battery-Powered Stick Fuel Transfer Pump, Aug. 19, 2024, Amazon, site visited Mar. 13, 2026: https://www.amazon.ca/dp/BODDMTDWC2/ (Year: 2024). [cited by examiner]
Amartisan Portable Fuel Pump, Jun. 13, 2024, Amazon, site visited Mar. 13, 2026: https://www.amazon.com/dp/B0D6Z5LNQK/ (Year: 2024). [cited by examiner]