Is this a real patent?

Yes — the original drawing as filed at the U.S. Patent Office, cleaned and printed. Public domain by law.

Printed in Europe on 200 g/m² matte paper. Small sizes ship flat, 50 × 70 ships rolled in a tube. Tracking by email.

What if it arrives damaged?

Send a photo within 7 days and we reprint and reship it free.

US 3,541,541X-Y Position Indicator1970

PD-91 · US 3,541,541

Name: X-Y Position Indicator Patent Print (1970)
Brand: PATENT DEPT.
SKU: PD-91
Availability: InStock

Engelbart's X-Y Position Indicator — the computer mouse, first carved from a wooden block at Stanford Research Institute.

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Size

Total29 €

Shipping included (EU)

PD-91 · US 3,541,541 · Filed June 21, 1967 · Menlo Park, Cal.

Is this a real patent?: Yes — the original drawing as filed at the U.S. Patent Office, cleaned and printed. Public domain by law.
How is it shipped?: Printed in Europe on 200 g/m² matte paper. Small sizes ship flat, 50 × 70 ships rolled in a tube. Tracking by email.
What if it arrives damaged?: Send a photo within 7 days and we reprint and reship it free.