Patent landscapes › Office, school & tools
Is a pipe wrench patented?
Short answer: specific designs of a pipe wrench have been patented many times, but "a pipe wrench" as a general idea is not what is protected. What matters is the exact combination of features in your version.
What our index shows
- 251 US and WO patent publications since 2000 have a title matching “pipe wrench” or a close variant (our index of 9.7 million patent families; one publication per family).
- Among the 246 best keyword matches we examined, 47 were published in 2020 or later, and the earliest was published in 2000.
- Most frequent assignees in those matches: NEW WAY TOOLS CO LTD (6), MILWAUKEE ELECTRIC TOOL CORP (5), PROXENE TOOLS CO LTD (5), EMERSON ELECTRIC CO (4).
- Most common patent classes (CPC subclasses): B25B (238), B25G (25), B25F (6), E21B (5).
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 pipe wrench
- Quick adjust knob for traditional pipe wrench US-2025269498-A1 2025 · KLEIN TOOLS INC
A pipe wrench includes the quick adjust knob, a handle, a first jaw carried on the handle, and a hook-shaped movable member mounted on the handle to translate relative to the handle and the first jaw. The quick adjust knob include…
View on Google Patents - A self-adjusting pipe wrench tool US-2024157519-A1 2024 · MACHT TOOLS PTY LTD
A self-adjusting pipe wrench tool has a handle, a heel jaw at a distal and of the handle, the heel jaw defining a curved grip face, and an adjustable jaw pivotally coupled to the handle at a pivot point, the adjustable jaw definin…
View on Google Patents - Pipe wrench with improved design for side bite US-11911880-B2 2024 · APEX BRANDS INC
A hand tool includes a handle section, a working end operably coupled to the handle section, and a jaw assembly disposed at the working end. The jaw assembly includes a movable jaw and a fixed jaw. A span defined between the movab…
View on Google Patents - Quick-adjust pipe wrench US-2021402575-A1 2021 · JBH INNOVATIONS INC
A quick-adjust pipe wrench wherein a sliding casing carrying the lower jaw is slidable on a wrench shank toward and away from an upper jaw mounted on the head end of the shank, and a brake surface on the slidable casing is biased …
View on Google Patents - Pipe wrench WO-2016016480-A1 2016 · SNA EUROP IND IBERIA S A
Wrench comprising a movable jaw (1) joined to a handle (3) and connected pivotably to a first end of a stop element (5), wherein a fixed jaw (2) can be moved within the handle (3), wherein a second end of the stop element (5) surr…
View on Google Patents - Pipe wrench with an adjustable handle US-2015239107-A1 2015 · SUTTON NOAH
A wrench, such as a pipe wrench, has an adjustable handle that allows a user to work past obstructions without requiring the user to remove the pipe wrench grips from an object. The wrench includes a wrench body having a typical p…
View on Google Patents - Powered adjustable pipe wrench US-8141459-B2 2012 · MYBURGH HERMAN
The powered adjustable pipe wrench has a motorized rotary grip to rotate a pipe component clamped therein and a laterally spaced stationary grip to hold a second pipe component stationary relative to the first as it is being rotat…
View on Google Patents - Pipe wrench with an adjustable jaw width WO-2010102986-A1 2010 · RENNSTEIG WERKZEUGE GMBH
The invention relates to a pipe wrench with a first and a second wrench part (02, 20), which are connected in an intersecting manner to each other by a pivot pin (16). The threading-through section (26) has a threading-through ope…
View on Google Patents - Jaw pipe wrench with resilient member US-2009193940-A1 2009 · KUO SHAO-FAN
The present invention pertains to a jaw pipe wrench with resilient member comprising a wrench body penetrating through an actuating jaw, where a resilient member mounted and provides with one flat surface leans against said wrench…
View on Google Patents - Adjustable, torque compensating powered pipe wrench US-2008087141-A1 2008 · MYBURGH HERMAN
Adjustable, torque compensating powered pipe wrench for the tightening and loosening of threaded pipe onto threaded pipe fittings. A portable wrench with size adjustable non-rotating grippers and size adjustable rotating grippers …
View on Google Patents - Self-adjusting pipe wrench for remote applications US-2006236820-A1 2006 · GAS TECHNOLOGY INST
A self-adjusting wrench having an elongated drive handle ( 40 ) and an adjustable wrench assembly ( 10 ) connected with one end of the elongated drive handle. The adjustable wrench assembly includes a pair of opposed jaws ( 11, 12…
View on Google Patents - Pivoting jaw pipe wrench US-7044030-B2 2006 · EMERSON ELECTRIC CO
A pivoting jaw pipe wrench comprises a fixed jaw including a plurality of discrete teeth, each for a different one of a plurality of pipes having different diameters. A pivotal jaw member has first and second jaw faces at an obtus…
View on Google Patents - Combination tool with hammer head, crescent wrench and pipe wrench US-6961973-B1 2005 · SMITH COLE J
A combination tool comprising a hammer head portion, a pipe wrench, a crescent wrench and a handle, wherein the pipe wrench and crescent wrench are located on opposite ends of the tool. The pipe wrench comprises an adjustable jaw …
View on Google Patents - Adjustable pipe wrench, gear actuated, having two methods of adjustment US-6223632-B1 2001 · JOHNSON MIKE SCOTT
A wrench includes a tubular extension secured in the second jaw member by set screws. The tubular extension is connected on one side by the adjusting handle and is connected to the bored gear on the second side. When the handle is…
View on Google Patents
What this means for your idea
Because patents cover specific combinations of features, the useful question is not “has a pipe wrench 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.
Or get the full $99 report: top 10 references charted feature by feature, in 24 hours.
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.