Patent US3302972A successfully refreshed from Google Patents.
US3302972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinal health back support
Assignee: Individual
•
Filing: 1964-09-09
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Granted: 1967-02-07
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Expires: 1984-09-09
Abstract
No abstract record available.
Inventors
- 👤 Lueders Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:23
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/40; A47C7/402; A47C7/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A SPINAL HEALTH BACK SUPPORT COMPRISING A FRAME HAVING UPRIGHTS, AND ADJUSTABLE BUT LOCKABLE ON THE UPRIGHTS A BACK REST OF FORWARDLY ARCUATE SHAPE OF VARIABLE RADII AND VARIABLE IN POSITION ALONG SAID UPRIGHTS.
Claim 2
Dependent Claim
34 words
A SPINAL HEALTH BACK SUPPORT COMPRISING A FRAME HAVING UPRIGHTS, AND ADJUSTABLE BUT LOCKABLE ON THE UPRIGHTS A BACK REST OF FORWARDLY ARCUATE SHAPE OF VARIABLE RADII AND VARIABLE IN POSITION ALONG SAID UPRIGHTS.
References Cited (Backward Citations)
GB315456A
Cited
US2060298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |