Patent FR616022A successfully refreshed from Google Patents.
Patent US3774966A successfully refreshed from Google Patents.
US3774966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knock-down sofa
Assignee: Individual
•
Filing: 1971-11-26
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Granted: 1973-11-27
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Expires: 1991-11-26
Abstract
Abstract A knock-down sofa having a seat frame, back frame and a pair of end or arm frames, a back envelope extending between and attached to the rear portions of the arm frames, and cooperative means on the arm frames and back frame for slidably receiving the back frame within the back envelope, and cooperative means for receiving the seat frame between the arm frames in assembled position.
Inventors
- 👤 D Faulkner
- 👤 H Swann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:12
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/02; A47C4/028
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
177 words
A knock-down sofa comprising: a. a seat frame, b. a back frame having top and bottom edge portions and first and second end members, c. first and second arm frames having front and rear portions and inner faces, d. a back envelope having top and bottom edge portions, one of which edge portions is open to receive said back frame, e. said back envelope having opposite end portions permanently attached to the respective rear portions of said first and second arm frames. f. elongated guide means, g. means securing said elongated guide means within the opposite end portions of said back envelope and against the inner faces of the rear portions of both said arm frames to extend generally upward and substantially the full height of said inner faces, h. guide elements on the first and second end members of said back frame adapted to cooperate with said guide means for slidably receiving said back frame within said back envelope, i. seat securing means detachably receiving said seat frame between the inner faces of said arm frames.
Claim 2
Dependent Claim
177 words
A knock-down sofa comprising: a. a seat frame, b. a back frame having top and bottom edge portions and first and second end members, c. first and second arm frames having front and rear portions and inner faces, d. a back envelope having top and bottom edge portions, one of which edge portions is open to receive said back frame, e. said back envelope having opposite end portions permanently attached to the respective rear portions of said first and second arm frames. f. elongated guide means, g. means securing said elongated guide means within the opposite end portions of said back envelope and against the inner faces of the rear portions of both said arm frames to extend generally upward and substantially the full height of said inner faces, h. guide elements on the first and second end members of said back frame adapted to cooperate with said guide means for slidably receiving said back frame within said back envelope, i. seat securing means detachably receiving said seat frame between the inner faces of said arm frames.
Claim 3
Dependent Claim
44 words
The invention according to claim 1 in which said arm frames are upholstered and the end portions of said back envelope are permanently attached to said upholstered arm frames between said elongated guide means and the inner faces of said respective upholstered arm frames.
Claim 4
Dependent Claim
58 words
The invention according to claim 1 in which said seat securing means comprises mating securing elements on the inner faces of said arm frames and on the opposing portions of said seat frame, said securing elements cooperating to hold said seat frame in assembled position as said seat frame is lowered between and relative to said arm frames.
Claim 5
Dependent Claim
40 words
The invention according to claim 1 further comprising an elongated front panel extending the length of said seat frame, and means for detachably securing said front panel in assembled position in front of said seat frame between said side frames.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-26 | 1977-05-28 | 1977-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-26 | 1981-05-28 | 1981-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-26 | 1985-05-28 | 1985-11-27 | $7700.00 | Window Closed / Lapsed |