Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Bruce A. Constantine — 22 Patents

ESEspro: 19 patents #1 of 7Top 15%
Attleboro, MA: #29 of 647 inventorsTop 5%
Massachusetts: #4,977 of 88,656 inventorsTop 6%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Bruce A. Constantine has been granted 22 US patents while listed as an inventor at Espro. The first was granted in 2011 and the most recent in November 2024. Bruce A. Constantine ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Bruce A. Constantine in Attleboro, MA, US.

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
12137833 Devices and methods for filtering a liquid Christopher R. McLean 2024-11-12
11436503 Systems, methods, games and related machine readable programs for recommending drinking vessels and infusible materials Christopher R. McLean 2022-09-06
D953801 Pour over brewing device Cary Ong, Christopher R. McLean, Jordan Sciberras 2022-06-07
D937626 Thermal sleeve Cary Ong, Christopher R. McLean, Jordan Sciberras 2021-12-07
D929804 Filter element Cary Ong, Christopher R. McLean, Jordan Sciberras 2021-09-07
D904117 Set of drinking vessels Christopher R. McLean 2020-12-08
D899186 Beverage press Christopher R. McLean 2020-10-20
D885126 Brewing apparatus Christopher R. McLean 2020-05-26
D884420 Brewing apparatus Christopher R. McLean 2020-05-19
D871142 Set of drinking vessels Christopher R. McLean 2019-12-31
10398255 Steaming pitcher methods and devices Christopher R. McLean 2019-09-03
10368685 Apparatus and method for extracting an infusion Christopher R. McLean 2019-08-06
10264911 Press for extracting an infusion Christopher R. McLean 2019-04-23
10172495 Devices and methods for extracting an infusion Christopher R. McLean 2019-01-08
D796244 Beverage press Christopher R. McLean 2017-09-05
D795630 Beverage press Christopher R. McLean 2017-08-29
9629496 Steaming pitcher methods and devices Christopher R. McLean 2017-04-25
9408490 Apparatus and method for extracting an infusion Christopher R. McLean 2016-08-09
9392900 Apparatus and method for extracting an infusion Christopher R. McLean 2016-07-19
D761624 Infusing container Christopher R. McLean 2016-07-19
8770097 Apparatus and method for extracting an infusion Christopher R. McLean 2014-07-08
7992486 Calibrated handheld espresso tamper Christopher R. McLean 2011-08-09