US4673216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Basic lotus posture comfort seat
Assignee: Individual
•
Filing: 1985-05-31
•
Granted: 1987-06-16
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Expires: 2005-05-31
Abstract
Abstract A seat for persons using the cross-legged "lotus" sitting position, characterized by a substantially horseshoe-shaped support with top and bottom surfaces and with a broad central portion for supporting the buttocks, and comprised of a pair of bilaterally symetrical and divergent sections with piers extending forwardly establishing a space therebetween to lower and to position both feet and folded lower legs with the buttocks raised for comfort; a unit to be used at floor level or raised by and/or incorporated in a chair or the like.
Inventors
- 👤 Jaroslaw G. Alfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:10
CPC Classifications
A; A47; A47C; A47C15/00; A47C15/004; A47C7/00; A47C7/02; A47C7/029; A47C9/00; Y; Y10; Y10S; Y10S297/00; Y10S297/01
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
227 words
A seat for the support and positioning of legs and knees and feet of persons sitting in a cross-legged posture, and including; a substantially horseshoe-shaped support of flexible material and of bilaterally symetrical configuration with horizontally parallel top and bottom surfaces and comprised of opposite side sections and each with a buttock support portion and a forwardly projecting pier support for an upper leg, the piers of the opposite side sections being separated one from the other by a transverse front of the buttock portions to accomodate a heel of the person's feet and forwardly and laterally divergent and separated by an unobstructed space therebetween and each having an inner face to engage and position a plantar surface of the person's foot, and alternately under which a portion of the person's foot can be lodged, a central nose projecting forwardly from the transverse front of the buttock support portions of the side sections and stopping short of the person's crossed lower legs and extending between the divergent piers for stabilizing of the buttock support portions, and the buttock support portions of the side section and upper leg supporting piers extending therefrom having coplanar top surfaces for the support of the buttocks and upper legs in a raised horizontal condition and with the lower legs extending cross-legged and freely into and across the unobstructed space between the piers.
Claim 2
Dependent Claim
227 words
A seat for the support and positioning of legs and knees and feet of persons sitting in a cross-legged posture, and including; a substantially horseshoe-shaped support of flexible material and of bilaterally symetrical configuration with horizontally parallel top and bottom surfaces and comprised of opposite side sections and each with a buttock support portion and a forwardly projecting pier support for an upper leg, the piers of the opposite side sections being separated one from the other by a transverse front of the buttock portions to accomodate a heel of the person's feet and forwardly and laterally divergent and separated by an unobstructed space therebetween and each having an inner face to engage and position a plantar surface of the person's foot, and alternately under which a portion of the person's foot can be lodged, a central nose projecting forwardly from the transverse front of the buttock support portions of the side sections and stopping short of the person's crossed lower legs and extending between the divergent piers for stabilizing of the buttock support portions, and the buttock support portions of the side section and upper leg supporting piers extending therefrom having coplanar top surfaces for the support of the buttocks and upper legs in a raised horizontal condition and with the lower legs extending cross-legged and freely into and across the unobstructed space between the piers.
Claim 3
Dependent Claim
28 words
The lotus posture seat as set forth in claim 1, wherein a central nose has opposite side faces to stop and position the heels of the person's feet.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-06-15 | 1990-12-15 | 1991-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-06-15 | 1994-12-15 | 1995-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-06-15 | 1998-12-15 | 1999-06-16 | $7700.00 | Window Closed / Lapsed |