Patent US3300792A successfully refreshed from Google Patents.
US3300792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding sofa-bed construction
Assignee: BEDLINE Inc
•
Filing: 1965-02-01
•
Granted: 1967-01-31
•
Expires: 1985-02-01
Abstract
No abstract record available.
Inventors
- 👤 Melvin P Spitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:50
CPC Classifications
A; A47; A47C; A47C17/00; A47C17/04; A47C17/22; A47C17/23; A47C17/225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN A FOLDING SOFA-BED STRUCTURE: (A) A STATIONARY FRAME; (B) A FOLDABLE BED SUSPENDED THEREFROM, INCLUDING A PLURALITY OF FRAME SECTIONS OF WHICH ONE IS A HEAD SECTION, SAID SECTIONS BEING PIVOTALLY INTER-CONNECTED IN END-TO-END RELATION FOR SELECTIVE UNFOLDING MOVEMENT TO AN EXTENDED COPLANAR BED-FORMING POSITION AND A FOLDING MOVEMENT TO A FOLDED RETRACTED SOFA SEAT-FORMING POSITION IN WHICH THE HEAD SECTION EXTENDS IN AN UPRIGHT POSITION AT THE REAR OF THE SOFA SEAT; AND (C) MECHANISM FOR CONTROLLING AND CHANGING THE POSITION OF SAID HEAD SECTION IN RESPONSE TO THE MOVEMENT OF THE BED FRAME TO SAID EXTENDED AND RETRACTED POSITIONS, INCLUDING A MOVABLE ARTICULATED SUPPORTING FRAME STRUCTURE HAVING FIXED PIVOT CONNECTIONS AT
Claim 2
Dependent Claim
114 words
IN A FOLDING SOFA-BED STRUCTURE: (A) A STATIONARY FRAME; (B) A FOLDABLE BED SUSPENDED THEREFROM, INCLUDING A PLURALITY OF FRAME SECTIONS OF WHICH ONE IS A HEAD SECTION, SAID SECTIONS BEING PIVOTALLY INTER-CONNECTED IN END-TO-END RELATION FOR SELECTIVE UNFOLDING MOVEMENT TO AN EXTENDED COPLANAR BED-FORMING POSITION AND A FOLDING MOVEMENT TO A FOLDED RETRACTED SOFA SEAT-FORMING POSITION IN WHICH THE HEAD SECTION EXTENDS IN AN UPRIGHT POSITION AT THE REAR OF THE SOFA SEAT; AND (C) MECHANISM FOR CONTROLLING AND CHANGING THE POSITION OF SAID HEAD SECTION IN RESPONSE TO THE MOVEMENT OF THE BED FRAME TO SAID EXTENDED AND RETRACTED POSITIONS, INCLUDING A MOVABLE ARTICULATED SUPPORTING FRAME STRUCTURE HAVING FIXED PIVOT CONNECTIONS AT
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |