Patent US3296632A successfully refreshed from Google Patents.
US3296632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sofa bed improvements
Assignee: LAMBETH DESIGNS Inc
•
Filing: 1965-12-03
•
Granted: 1967-01-10
•
Expires: 1985-12-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank D Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:46
CPC Classifications
A; A47; A47C; A47C17/00; A47C17/04; A47C17/22; A47C17/225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN COMBINATION WITH A SOFA BED OR THE LIKE INCLUDING A FRAME FOLDABLE BETWEEN A RETRACTED POSITION FOR USE AS A SOFA AND AN EXTENDED POSITION FOR USE AS A BED, A BED SPRING ON THE FRAME, AND A MATTRESS ON THE BED SPRING; A DECK INCLUDING A RESILIENT DEFORMABLE BODY AND A STRETCHABLE SKIN COVERING AND ENCLOSING SAID BODY SUCH THAT UPON STRETCHING OF SAID SKIN SAID DECK BODY WILL BE COMPRESSED IN THICKNESS, MEANS ATTACHING SAID DECK TO SAID FRAME FOR MOVEMENT THEREWITH BETWEEN A FIRST POSITION LOCATED ON SAID MATTRESS WHEN SAID MATTRESS AND FRAME ARE IN FOLDED RETRACTED POSITION AND A SECOND POSITION BELOW SAID FRAME WHEN THE FRAME IS IN EXTENDED POSITION, SAID MEANS BEING SUCH THAT UPON MOVEMENT OF SAID DECK INTO SAID FIRST POSITION THEREOF SAID SKIN WILL STRETCH AND COMPRESS SAID DECK BODY IN THICKNESS.
Claim 2
Dependent Claim
143 words
IN COMBINATION WITH A SOFA BED OR THE LIKE INCLUDING A FRAME FOLDABLE BETWEEN A RETRACTED POSITION FOR USE AS A SOFA AND AN EXTENDED POSITION FOR USE AS A BED, A BED SPRING ON THE FRAME, AND A MATTRESS ON THE BED SPRING; A DECK INCLUDING A RESILIENT DEFORMABLE BODY AND A STRETCHABLE SKIN COVERING AND ENCLOSING SAID BODY SUCH THAT UPON STRETCHING OF SAID SKIN SAID DECK BODY WILL BE COMPRESSED IN THICKNESS, MEANS ATTACHING SAID DECK TO SAID FRAME FOR MOVEMENT THEREWITH BETWEEN A FIRST POSITION LOCATED ON SAID MATTRESS WHEN SAID MATTRESS AND FRAME ARE IN FOLDED RETRACTED POSITION AND A SECOND POSITION BELOW SAID FRAME WHEN THE FRAME IS IN EXTENDED POSITION, SAID MEANS BEING SUCH THAT UPON MOVEMENT OF SAID DECK INTO SAID FIRST POSITION THEREOF SAID SKIN WILL STRETCH AND COMPRESS SAID DECK BODY IN THICKNESS.
References Cited (Backward Citations)
US2752613A
Cited
US2913041A
Cited
US2946374A
Cited
US3047886A
Cited
GB991196A
Cited
US3165757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |