Patent landscapes › Office, school & tools
Is a caulking gun patented?
Short answer: specific designs of a caulking gun have been patented many times, but "a caulking gun" as a general idea is not what is protected. What matters is the exact combination of features in your version.
What our index shows
- 286 US and WO patent publications since 2000 have a title matching “caulk gun” or a close variant (our index of 9.7 million patent families; one publication per family).
- Among the 116 best keyword matches we examined, 32 were published in 2020 or later, and the earliest was published in 2000.
- Most frequent assignees in those matches: SIANG SYUAN FU ENTPR CO LTD (14), BLACK & DECKER INC (3), ALTACHEM NV (3), KAI SHYUN ENTPR CO LTD (3).
- Most common patent classes (CPC subclasses): B05C (108), B65D (17), G01F (14), B05B (8).
Counts come from keyword matching on titles and abstracts, so they are indicative, not a legal count. Some matches are different products that share a word.
14 real patent publications related to a caulking gun
- Caulking gun load sensitive variable ratio drive device US-12447497-B2 2025 · CHILDS LARRY
Disclosed systems provide cost effective dispensers of construction sealant, sausage tubes and other products having varied and even unknown levels of viscosity. A variable ratio drive cam pivots in response to the trigger tension…
View on Google Patents - Caulk gun US-2020346244-A1 2020 · TECHTRONIC CORDLESS GP
A caulk gun includes a body, a pump supported on the body, a motor supported by the body to drive the pump, a trigger supported on the body. The body is configured to support a sealant container adjacent the outlet. A force genera…
View on Google Patents - Caulking gun and sealant cartridge US-9573160-B2 2017 · AUSTRALIAN BRUSHWARE CORP PTY LTD
A cartridge suitable for containing a sealant material and a matching caulking gun. The cartridge comprises an elongate hollow body defined by a peripheral wall. A coupling flange extends outwardly from at least a portion of the p…
View on Google Patents - Caulking gun having changeable cartridge US-9700913-B2 2017 · SIANG SYUAN FU ENTPR CO LTD
A caulking gun includes a housing having a channel opened upwardly, a supporting bracket engageable into the channel of the housing and having an opening for detachably attaching a cartridge member, and a latch device having a lat…
View on Google Patents - Assembly for a carrier for carrying a caulk cartridge and caulking gun US-9827588-B2 2017 · SIANG SYUAN FU ENTPR CO LTD
A caulking gun includes a carrier for carrying a caulk cartridge, an assembly for the carrier, a gun body and a push rod. The assembly is for disposing between the gun body and the carrier and includes a seat portion and a spacing…
View on Google Patents - Caulking gun US-2017348724-A1 2017 · SIANG SYUAN FU ENTPR CO LTD
A caulking gun is provided, including: a gun body, including a side wall and for a sealant cartridge to be assembled thereto; a limitation member, swingably assembled to the gun body; a pushing rod, movably disposed in the gun bod…
View on Google Patents - Double-sealant tube structure for caulking gun US-9227218-B1 2016 · FASTFIX IT ENTPR CO LTD
A double-sealant tube structure for a caulking gun includes a container ( 10 ), a first feeder ( 20 ), a second feeder ( 30 ), and a pushing member ( 40 ). The container has an interior provided with a separation plate ( 12 ). The…
View on Google Patents - Quick load cartridge holder for a caulking gun US-7828178-B2 2010 · KOVAC KAREN S
A caulking gun cartridge caddy has back to back cartridge clamps which surround a portion of the circumference of two caulking gun cartridges, holding them in parallel juxtaposition whereby one cartridge is held in readiness for r…
View on Google Patents - Cordless DC caulk gun US-7261220-B2 2007 · BLACK & DECKER INC
A cordless device for dispensing a viscous material including housing components for a product cartridge, a DC motor, an air pump, and a rechargeable battery. The device has a pressure limiting switch that maintains a pre-determin…
View on Google Patents - Modified frame style caulking gun US-6908016-B2 2005 · TIANJIN JINMAO CORP LTD
A modified frame style caulking gun includes a gun body with front and back blocks to receive a caulk cartridge, a gun rack in close fitting with the gun body and having a trigger, a frame driving section having structure for dist…
View on Google Patents - Caulking gun and cartridge structure US-6435373-B1 2002
A caulking gun has a conventional tubular-shaped cartridge holder with a ratchet mechanism and ratchetable piston, and is used with a collapsible cartridge having a nozzle end, a hollow tubular body joined to the nozzle end having…
View on Google Patents - Dispensing cartridges having collapsible packages for use in caulking guns US-6464112-B2 2002 · SASHCO INC
A cartridge for use with a conventional caulking gun, the cartridge comprising a substantially rigid cartridge body having a cartridge nozzle end, a cartridge plunger end, and a cartridge nozzle edge. The cartridge also has at lea…
View on Google Patents - Drip free caulking gun WO-0154827-A1 2001 · GRIEVES ADRIAN PAUL
A caulking gun having a cam (12c) formed on its trigger (12) or acting in response to movement of the trigger, to act on the locking plate (15) at an intermediate point during the return movement of the trigger, to release the loc…
View on Google Patents - Caulking gun and cartridge with afterflow prevention US-6119903-A 2000
A caulking gun and cartridge combination is provided with afterflow prevention. The cartridge has a tubular body, a forward dispensing opening at a forward end of the tubular body, and a backwall movably disposed within the tubula…
View on Google Patents
What this means for your idea
Because patents cover specific combinations of features, the useful question is not “has a caulking gun been patented?” but “has my combination of features been described before?” Tools and office products differ in grips, adjustment mechanisms, and how blades or bits are held and changed.
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Guides that help with this
First-look landscape. Not exhaustive. Not legal advice. This page lists keyword-matched publications from a limited database; it does not say whether any product is or isn't covered by a patent, whether a patent is still in force, or whether your idea is patentable. Consult a registered patent attorney or agent.