US3359577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Back support
Assignee: Individual
•
Filing: 1966-05-19
•
Granted: 1967-12-26
•
Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 Lee C Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:02
CPC Classifications
A; A47; A47C; A47C20/00; A47C20/02; A47C20/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
A BACK SUPPORT DEVICE FOR USE IN ENGAGING THE BACK OF A USER WHEN IN A RECLINING POSITION, SAID DEVICE INCLUDING AN ELONGATE BACK SUPPORT MEMBER, A SUPPORTING FRAMEWORK INTEGRALLY FORMED WITH AND DEPENDING FROM THE PERIPHERAL PORTIONS OF SAID BACK SUPPORT MEMBER, SAID BACK SUPPORT MEMBER AND FRAMEWORK DEFINING A CONVEX-CONCAVO STRUCTURE, SAID BACK SUPPORT MEMBER HAVING AN UPPER SURFACE EXTENDING LONGITUDINALLY FROM ONE END THEREOF PROGRESSIVELY UPWARDLY TO A HIGH PORTION AND THEN BEING PROGRESSIVELY CURVED DOWNWARDLY IN A LONGITUDINAL DIRECTION TO THE OTHER END THEREOF, SAID ONE END DEFINING A SHOULDER SUPPORTING PORTION AND SAID HIGH PORTION SERVING TO ENGAGE AND SUPPORT THE LUMBAR REGION OF A USER''S BACK, SAID UPPER SURFACE OF THE BACK SUPPORT MEMBER BEING TRANSVERSELY CONCAVE THROUGHOUT THE LENGTH THEREOF, A BEARING FLANGE INTEGRALLY FORMED WITH THE LOWER EDGE OF SAID FRAMEWORK AND EXTENDING OUTWARDLY THEREFROM AND A TRANSVERSE SUPPORTING MEMBER INTEGRALLY FORMED WITH SAID BACK SUPPORT MEMBER AND SAID FRAMEWORK AND EXTENDING TRANSVERSELY OF SAID BACK SUPPORT MEMBER AT SAID HIGH PORTION.
Claim 2
Dependent Claim
170 words
A BACK SUPPORT DEVICE FOR USE IN ENGAGING THE BACK OF A USER WHEN IN A RECLINING POSITION, SAID DEVICE INCLUDING AN ELONGATE BACK SUPPORT MEMBER, A SUPPORTING FRAMEWORK INTEGRALLY FORMED WITH AND DEPENDING FROM THE PERIPHERAL PORTIONS OF SAID BACK SUPPORT MEMBER, SAID BACK SUPPORT MEMBER AND FRAMEWORK DEFINING A CONVEX-CONCAVO STRUCTURE, SAID BACK SUPPORT MEMBER HAVING AN UPPER SURFACE EXTENDING LONGITUDINALLY FROM ONE END THEREOF PROGRESSIVELY UPWARDLY TO A HIGH PORTION AND THEN BEING PROGRESSIVELY CURVED DOWNWARDLY IN A LONGITUDINAL DIRECTION TO THE OTHER END THEREOF, SAID ONE END DEFINING A SHOULDER SUPPORTING PORTION AND SAID HIGH PORTION SERVING TO ENGAGE AND SUPPORT THE LUMBAR REGION OF A USER''S BACK, SAID UPPER SURFACE OF THE BACK SUPPORT MEMBER BEING TRANSVERSELY CONCAVE THROUGHOUT THE LENGTH THEREOF, A BEARING FLANGE INTEGRALLY FORMED WITH THE LOWER EDGE OF SAID FRAMEWORK AND EXTENDING OUTWARDLY THEREFROM AND A TRANSVERSE SUPPORTING MEMBER INTEGRALLY FORMED WITH SAID BACK SUPPORT MEMBER AND SAID FRAMEWORK AND EXTENDING TRANSVERSELY OF SAID BACK SUPPORT MEMBER AT SAID HIGH PORTION.
References Cited (Backward Citations)
US1904039A
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US2470398A
Cited
US2769185A
Cited
US2839766A
Cited
US2838771A
Cited
US2933738A
Cited
US3145054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |