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Watsco, Inc. (WSO.B)

NYSE: WSO.B · Wholesale-Hardware & Plumbing & Heating Equipment & Supplies · filing with the SEC since 1994
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Grade5.5
◀ Past 5.2● Present 6.2▶ Future 4.9
1 est.
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Patents

US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026

3,975 patents granted to the 5 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Watsco, Inc.’s names, not what it holds today.

Patents granted
3,975
3,748 utility, 214 design, 13 reissue, 1976 to Dec 31, 2025
Granted in 2025
137
Against 234 in 2024 and 273 in 2023
Applications published
3,287
145 of them in 2025
Names they are printed under
5
a subsidiary, its own name
By yearGrantedApplications published
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Thermal processes and apparatus313
Control187
Digital communication98
Transport94
Engines, pumps, turbines93
Measurement69
Electrical machinery, apparatus, energy63
Computer technology53
Environmental technology31
Other consumer goods19
Civil engineering16
IT methods for management15
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name5 counted
CARRIER CORPORATION a subsidiary
US, as the owner printed on each patent. 1 more under the same name are not counted (printed in FR)
3,968 granted
935 published
Carrier Corporation a subsidiary
named as the applicant on its applications, in US. 3 more under the same name are not counted (printed in FI, printed in FR)
0 granted
2,349 published
Watsco Inc. its own name
US, as the owner printed on each patent
5 granted
1 published
Alert Labs Inc. a subsidiary
CA, as the owner printed on each patent
2 granted
0 published
Alert Labs Inc. a subsidiary
named as the applicant on its applications, in CA
0 granted
2 published
Newest grantseach row opens the USPTO’s own copy
GrantedPatentTitleFieldOwner as printed
Dec 23, 202512,504,107Quick disconnect adapterMeasurementCARRIER CORPORATION
Dec 16, 202512,498,448Anti-hopping algorithm for indoor localization systemsMeasurementCARRIER CORPORATION
Dec 16, 202512,498,155Transportation refrigeration unit and method of measuring quantity of refrigerant in the sameThermal processes and apparatusCARRIER CORPORATION
Dec 16, 202512,498,150Combined heat exchanger, heat exchanging system and the optimization method thereofThermal processes and apparatusCARRIER CORPORATION
Dec 9, 202512,492,838Motor identification testMeasurementCARRIER CORPORATION
Dec 9, 202512,492,836Smart energy management of the heating, ventilation, and air conditioning systemThermal processes and apparatusCARRIER CORPORATION
Dec 9, 202512,492,707Impeller with variable backsweep angleEngines, pumps, turbinesCARRIER CORPORATION
Dec 9, 202512,491,460Duct mounted filtering apparatusEnvironmental technologyCARRIER CORPORATION
Dec 2, 202512,486,991Filter supporting assembly and air conditioning systemThermal processes and apparatusCARRIER CORPORATION
Nov 25, 202512,484,194Modular cooling systemAudio-visual technologyCARRIER CORPORATION
Newest applications publishedan application is a clue, never a plan
PublishedApplicationTitleFieldOwner as printed
Dec 18, 20252025/0383167FLUID DISTRIBUTOR AND HEAT EXCHANGERThermal processes and apparatusCarrier Corporation
Dec 18, 20252025/0383134WATER CHILLING UNITThermal processes and apparatusCarrier Corporation
Dec 18, 20252025/0383102AIR HANDLING UNIT FOR USE WITH AN AIR CONDITIONING SYSTEMThermal processes and apparatusCarrier Corporation
Dec 11, 20252025/0379518POWER CONVERTER DESIGN FOR ELECTROCALORIC AIR CONDITIONING SYSTEMSElectrical machinery, apparatus, energyCarrier Corporation
Dec 4, 20252025/0373060TRANSPORT REFRIGERATION UNIT AND A METHOD FOR CONTROLLING A BATTERY PACKElectrical machinery, apparatus, energyCarrier Corporation
Dec 4, 20252025/0369708FLUID DISTRIBUTOR FOR MICROCHANNEL HEAT EXCHANGERThermal processes and apparatusCarrier Corporation
Dec 4, 20252025/0369678REFRIGERATION APPARATUSThermal processes and apparatusCarrier Corporation
Dec 4, 20252025/0369668DEVICE, SYSTEM, AND METHOD FOR DETERMINING CHARGE SETTINGS FOR A REFRIGERATION CIRCUITThermal processes and apparatusCarrier Corporation
Dec 4, 20252025/0369662FLUID DISTRIBUTOR FOR A SHELL-AND-TUBE FLOODED EVAPORATORThermal processes and apparatusCarrier Corporation
Dec 4, 20252025/0369641DEVICE AND METHOD FOR DISPLAYING SUBCOOLING DATA OF A REFRIGERATION CIRCUITThermal processes and apparatusCarrier Corporation
What it applied for, 2024 to 2025: Thermal processes and apparatus 148 · Transport 42 · Control 24 · Electrical machinery, apparatus, energy 23 · Engines, pumps, turbines 19 · Environmental technology 13.

A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.

SI Assistanton WSO.B · research, not advice