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How Joseph-Armand Bombardier Designed the Modern Snowmobile

A 1962 patent by Joseph-Armand Bombardier describing a lightweight, engine-driven vehicle using an endless track system for travel over snow.

Granted 1962ExpiredExpired 1980Owned by IndividualInvented by Bombardier Joseph Armand

Original patent title: “Endless track vehicle

Plain-English explanation by SahiLast reviewed · June 13, 2026

A 1962 patent by Joseph-Armand Bombardier describing a lightweight, engine-driven vehicle using an endless track system for travel over snow. Granted to Individual in 1962 with 30 forward citations, and it is now in the public domain.

Coverage

What does this patent actually cover?

The patent details a vehicle frame supported by a flexible, endless track that distributes weight to prevent sinking into deep snow. It utilizes a front-mounted engine connected to a drive sprocket that engages the track, allowing the vehicle to propel itself across uneven, soft surfaces. The design focuses on the balance between the center of gravity and the track contact area to ensure maneuverability in winter conditions.

The gap

What does this patent NOT cover?

  • Does not cover vehicles using wheels instead of continuous tracks for propulsion.
  • Does not cover electric-powered drivetrains, as the patent specifies internal combustion engine configurations.
  • Does not cover autonomous or remote-controlled navigation systems.
  • Does not cover the specific steering mechanism of modern dual-ski snowmobiles.

These exclusions are unique to PatentBrief — derived from the actual claim language, not patent-office boilerplate.

Key facts

Patent numberUS 3023824
StatusExpired
FieldEnergy & Clean Tech
AssigneeIndividual
InventorBombardier Joseph Armand
Filed1960
Granted1962
Expires1980 (expired)
Times cited30
LitigationNone on record
Value · $10K$31KMinimal

What made this novel

The innovation lies in the specific geometry of the track tensioning and the weight distribution, which allowed a motorized vehicle to stay on top of soft snow rather than digging into it.

The Patent Drawing

Representative patent drawing for Endless track vehicle (US 3023824)
Representative figure · US 3023824All figures on Google Patents →
Endless track vehicle(Primary claim)automotivemechanical

Schematic visualization of the patent's claim structure. Hand-drawn diagrams in progress for each landmark patent.

Where you've seen this

Real-world examples

01

Ski-Doo snowmobiles

02

Early motorized sleds used in rural Quebec

03

Utility vehicles for winter search and rescue

Why it matters

The bigger picture

This patent represents the foundational engineering for the modern snowmobile industry. It transformed winter transportation from a niche utility into a viable recreational and professional vehicle category.

Filed

June 20, 1960

Granted

March 6, 1962

Market context

Who's building on this

Companies in this space

BRP (Bombardier Recreational Products) continues to lead the industry based on the engineering legacy established by this patent. Other manufacturers like Polaris and Arctic Cat have refined these original track and suspension concepts for high-performance racing and utility.

Market impact

The patent helped establish the snowmobile as a distinct consumer product category. It triggered a shift from custom-built, heavy machines to mass-produced, lightweight vehicles, creating a multi-billion dollar winter sports industry.

Claim 1 — Plain English

What this patent covers

The patent details a vehicle frame supported by a flexible, endless track that distributes weight to prevent sinking into deep snow. It utilizes a front-mounted engine connected to a drive sprocket that engages the track, allowing the vehicle to propel itself across uneven, soft surfaces. The design focuses on the balance between the center of gravity and the track contact area to ensure maneuverability in winter conditions.

The clever bit

The innovation lies in the specific geometry of the track tensioning and the weight distribution, which allowed a motorized vehicle to stay on top of soft snow rather than digging into it.

What it does not cover

  • Does not cover vehicles using wheels instead of continuous tracks for propulsion.
  • Does not cover electric-powered drivetrains, as the patent specifies internal combustion engine configurations.
  • Does not cover autonomous or remote-controlled navigation systems.
  • Does not cover the specific steering mechanism of modern dual-ski snowmobiles.

Patent timeline

Filing

Application submitted to the patent office

Publication

Application published, typically 18 months after filing

Grant

Patent officially issued

Expiration

Patent enters public domain

This patent is in the public domain

See the Freedom to Build guide — what is free to use, what is not, and how to cite this patent.

View guide →

PatentBrief Score

Impact Score

Early stage

Citation count

30/40

Moderately cited

Claim breadth

0/20

Narrow claimsclaimsThe numbered statements at the end of a patent that legally define what the inventor owns.Read more →

Recency

0/20

Older than 20 years

Assignee scale

0/20

Independent or smaller assigneeassigneeThe entity that owns the patent — usually the inventor's employer or a company.Read more →

PatentBrief Impact Score — based on citation count, claim breadth, recency, and assignee scale. Not a legal assessment.

Heuristic Value Estimate

What this patent might be worth

Minimal

$10K$31K

Midpoint $19K · expired or expiring · industry ×0.9

Adjust inputs →

Heuristic only — blends forward/backward citation counts, claim scope, time remaining, litigation history, and CPC-derived industry baseline. Real valuations need a professional appraisal.

Claim text not yet imported for this patent

Claim text not yet imported for this patent.

Concepts involved

ClaimPrior artNon-obviousnessNoveltySpecificationAssigneePatent term

Citations

Patent lineage

Cites earlier patents

7

earlier patents this invention cites as foundations

View prior art →

Cited by later patents

30

later patents that build on this invention

View patents →

Cite this patent

Armand, B. J. (1962). How Joseph-Armand Bombardier Designed the Modern Snowmobile (U.S. Patent No. 3,023,824). U.S. Patent and Trademark Office. https://patentbrief.org/patent/us/3023824/snowmobile-bombardier

Auto-generated from the patent record. Double-check author order and the issue date against the official USPTO document before submitting.

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Common Questions

Frequently Asked Questions

What does How Joseph-Armand Bombardier Designed the Modern Snowmobile cover?

A 1962 patent by Joseph-Armand Bombardier describing a lightweight, engine-driven vehicle using an endless track system for travel over snow.

Who owns patent US 3023824?

Individual owns this patent, granted in 1962.

When does this patent expire?

This patent has expired and is now in the public domain — anyone can use the invention freely.

What is patent US 3023824 cited by?

This patent has been cited by 30 later patents that build on its ideas.

What problem does this patent solve?

This patent represents the foundational engineering for the modern snowmobile industry. It transformed winter transportation from a niche utility into a viable recreational and professional vehicle category.

What does this patent NOT cover?

Does not cover vehicles using wheels instead of continuous tracks for propulsion.

Same assignee

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Last reviewed: June 13, 2026 · PatentBrief is not a law firm and this is not legal advice.