Cross-cut: shoe

Axis: form_factor

8 corpus entries disclose this tag.

Earliest disclosure: -0600

Listed in chronological order. Each entry’s prior_art_notes and disclosure_citation constitute the citeable prior art material.


  • Winged sandals of Hermes/Mercury (the talaria) (-0600) — mercury-winged-sandals-talaria [fictional] — Greek mythology; Hesiod, Theogony (c. 700 BCE) and the Homeric Hymn to Hermes (c. 6th century BCE) attribute to Hermes a pair of winged sandals (talaria) that confer flight on the wearer. (ISO 8601 ne…
  • Seven-league boots (bottes de sept lieues) (1697) — seven-league-boots-perrault [fictional] — Perrault, Charles. ‘Le Petit Poucet’ (‘Hop-o’-My-Thumb’), in Histoires ou contes du temps passé, 1697 — boots that let the wearer cover seven leagues at a single stride, fitting any wearer.
  • Ruby slippers (The Wizard of Oz) / silver shoes (Baum) (1900-05-17) — wizard-of-oz-ruby-slippers [fictional] — Baum, L. Frank. The Wonderful Wizard of Oz. George M. Hill Co., 1900 — the silver shoes (recolored ruby for the 1939 MGM film) that transport the wearer to a chosen destination when the wearer activat…
  • Get Smart shoe phone (1965-09-18) — get-smart-shoe-phone [fictional] — Get Smart (NBC television series), premiered September 18, 1965; a telephone concealed in and integrated with the heel of a shoe.

    Back to the Future Part II self-lacing ‘power laces’ shoes (1989-11-22)

  • id: bttf2-power-laces-shoes
  • corpus: fictional
  • form factor: shoe
  • creator: Robert Zemeckis / Universal Pictures
  • disclosure: Back to the Future Part II (Universal Pictures), released November 22, 1989; the powered footwear that automatically tightens its laces around the wearer’s foot on being put on (‘power laces’).
  • ip status: fictional
  • prior art notes: Discloses powered footwear with a motor-driven fastening system that detects foot insertion and automatically adjusts lace tension to fit. Relevant to footwear claims combining ‘a shoe’, ‘a powered tensioning mechanism’, ‘a sensor detecting the wearer’s foot’, and ‘a controller adjusting fit’. § 103 motivation that the self-adjusting powered shoe was an articulated objective by 1989, well prior to the modern powered-footwear patent estate.

Nike+iPod Sport Kit (2006) — instrumented-shoe accelerometer pod (2006-05-23)

  • id: nike-plus-ipod-sport-kit-2006
  • corpus: private
  • form factor: shoe
  • creator: Nike, Inc. / Apple Inc.
  • disclosure: Nike, Inc. and Apple Inc. ‘Nike+iPod Sport Kit’, announced 23 May 2006 — an accelerometer pod that sits in a cavity in a Nike+ running shoe and transmits pace, distance, and calories wirelessly to an iPod nano.
  • ip status: patented
  • sensors: sensor-accelerometer
  • algorithms: algo-step-count, algo-activity-classification, algo-calorie-estimation
  • prior art notes: Discloses an accelerometer module integrated into the structure of a running shoe that derives pace, distance, and calories and transmits them wirelessly to a paired device. Anticipates instrumented-footwear claims combining ‘an inertial sensor housed in a shoe’, ‘derivation of gait/running metrics’, and ‘wireless transmission to a companion device’ from 2006. Anchor for the shoe/insole × accelerometer cross-cut on the product side; predates the smart-insole patent wave.

  • Portal 2 — ‘Long Fall’ boots (footwear with integrated impact-absorption) (2011-04-19) — portal-long-fall-boots [fictional] — Portal 2 (Valve, released 19 April 2011); the ‘Long Fall’ boots — footwear with a heel-spring/ankle-brace mechanism that absorbs and dissipates the impact of falls from any height, protecting the wear…

    Patel et al. (2012) — ‘A review of wearable sensors and systems with application in rehabilitation’ (2012-04-20)

  • id: patel-bonato-2012-wearable-sensors-rehab-review
  • corpus: academic
  • form factor: other
  • creator: Shyamal Patel / Hyung Park / Paolo Bonato et al.
  • disclosure: Patel S, Park H, Bonato P, Chan L, Rodgers M. ‘A review of wearable sensors and systems with application in rehabilitation.’ Journal of NeuroEngineering and Rehabilitation 2012;9:21.
  • ip status: public-domain
  • sensors: sensor-accelerometer, sensor-gyroscope, sensor-emg, sensor-ecg, sensor-ppg, sensor-pressure-skin
  • algorithms: algo-gait-analysis, algo-activity-classification, algo-fall-detection, algo-tremor-detection, algo-bradykinesia-detection, algo-posture-detection
  • prior art notes: Reviews, as of 2012, wearable inertial/EMG/pressure sensor systems for movement and physiological monitoring in rehabilitation and chronic-disease management — gait analysis, activity and posture classification, fall detection, tremor and bradykinesia quantification (Parkinson’s), with the sensor placements (foot/insole, shank, thigh, trunk, wrist, forearm) and algorithms. Prior art for wearable movement-disorder and gait-monitoring claims reciting any of the placements/analytics surveyed; collected and published by 2012. General anchor for the gait / tremor / activity cross-cuts.

Public domain (CC0 1.0). The corpus IS the prior art commons.

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