US3087170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed boards
Assignee: Individual
•
Filing: 1961-01-23
•
Granted: 1963-04-30
•
Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 William M Emery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:29
CPC Classifications
A; A47; A47C; A47C20/00; A47C20/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A BOARD WITH A SUPPORTING LEG FOR ANGULARLY RAISING A MATTRESS COMPRISING, WHEN RAISED, A BOARD TO GO UNDER A CONVENTIONAL MATTRESS, A NORMALLY UPRIGHT LEG SUPPORTING SAID BOARD AT AN ANGLE, UPPER HINGE MEANS JOINING THE TOP OF THE LEG TO SAID BOARD, A BOTTOM EDGE AT THE FOOT OF SAID LEG ON WHICH IT RESTS, INTERMEDIATE HINGE MEANS PROVIDING A KNEE ACTION FOR SAID LEG, SAID UPPER AND SAID INTERMEDIATE HINGE MEANS HAVING AXES PARALLEL WITH EACH OTHER AND WITH SAID BOTTOM EDGE, AND OPPOSED ELASTIC AND NON-ELASTIC
Claim 2
Dependent Claim
90 words
A BOARD WITH A SUPPORTING LEG FOR ANGULARLY RAISING A MATTRESS COMPRISING, WHEN RAISED, A BOARD TO GO UNDER A CONVENTIONAL MATTRESS, A NORMALLY UPRIGHT LEG SUPPORTING SAID BOARD AT AN ANGLE, UPPER HINGE MEANS JOINING THE TOP OF THE LEG TO SAID BOARD, A BOTTOM EDGE AT THE FOOT OF SAID LEG ON WHICH IT RESTS, INTERMEDIATE HINGE MEANS PROVIDING A KNEE ACTION FOR SAID LEG, SAID UPPER AND SAID INTERMEDIATE HINGE MEANS HAVING AXES PARALLEL WITH EACH OTHER AND WITH SAID BOTTOM EDGE, AND OPPOSED ELASTIC AND NON-ELASTIC
References Cited (Backward Citations)
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Cited
US2346722A
Cited
US2381509A
Cited
US2390660A
Cited
US2831200A
Cited
US2834032A
Cited
US2911245A
Cited
US3021533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |