US3121884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Back rests
Assignee: Better Sleep Manufacturing Co
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Filing: 1963-09-27
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Granted: 1964-02-25
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 William M Emery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:02
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/14; A47C1/146; A47C16/00; A47C16/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A BACK REST OF TRIANGULAR CONSTRUCTION WHEN IN USE AND CAPABLE OF BEING FOLDED FLAT FOR STORAGE, COMPRISING A NORMALLY BACK SUPPORTING MID-SECTION, AN END BRACE SECTION AND AN END BASE SECTION, AND A RESILIENT FRICTIONAL HOLDING LOOP MEANS ATTACHED ONLY TO AN END OF ONE OF SAID END SECTIONS AND PROPORTIONED SO THAT THE OTHER END SECTION CAN PASS THROUGH SAID RESILIENT LOOP AND BE HELD FRICTIONALLY THEREBY IN ANY SELECTED POSITION ALONG ITS LENGTH TO PROVIDE VARIOUS ANGLES FOR SAID BACK SUPPORTING MIDSECTION YET BE MANUALLY SLIDABLE WITHIN SAID LOOP TO PROVIDE A RANGE OF EASILY VARIED SELECTABLE ANGLES.
Claim 2
Dependent Claim
101 words
A BACK REST OF TRIANGULAR CONSTRUCTION WHEN IN USE AND CAPABLE OF BEING FOLDED FLAT FOR STORAGE, COMPRISING A NORMALLY BACK SUPPORTING MID-SECTION, AN END BRACE SECTION AND AN END BASE SECTION, AND A RESILIENT FRICTIONAL HOLDING LOOP MEANS ATTACHED ONLY TO AN END OF ONE OF SAID END SECTIONS AND PROPORTIONED SO THAT THE OTHER END SECTION CAN PASS THROUGH SAID RESILIENT LOOP AND BE HELD FRICTIONALLY THEREBY IN ANY SELECTED POSITION ALONG ITS LENGTH TO PROVIDE VARIOUS ANGLES FOR SAID BACK SUPPORTING MIDSECTION YET BE MANUALLY SLIDABLE WITHIN SAID LOOP TO PROVIDE A RANGE OF EASILY VARIED SELECTABLE ANGLES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |