Patent US3093247A successfully refreshed from Google Patents.
US3093247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible rack
Assignee: C E Erickson Co Inc
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Filing: 1960-02-25
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Granted: 1963-06-11
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Expires: 1980-02-25
Abstract
No abstract record available.
Inventors
- 👤 Theodore F Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:30
CPC Classifications
A; A47; A47B; A47B31/00; A47B31/04; A47B43/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
132 words
A COLLAPSIBLE RACK COMPRISING A SHELF UNIT MOVABLE TO FOLDED AND UNFOLDED POSITIONS THEREOF, SAID SHELF UNIT INCLUDING A PAIR OF SHELF MEMBERS WHICH IN THE UNFOLDED POSITION OF SAID UNIT ARE HORIZONTALLY ARRANGED IN A SIDEBY-SIDE RELATION, PIVOTAL CONNECTING MEANS FOR PIVOTALLY CONNECTING TOGETHER THE ADJACENT SIDES OF SAID SHELF MEMBERS, AN UPRIGHT SUPPORT HINGED AT EACH OUTER CORNER OF SAID SHELF UNIT, AND LIFT MEANS CONNECTED WITH SAID PIVOTAL MEANS FOR MOVING SAID SHELF MEMBERS INTO A VERTICALLY ARRANGED FOLDED POSITION, LOCKING MEANS PIVOTALLY CONNECTING SAID LIFT MEANS TO SAID UPRIGHT SUPPORTS, AND MEANS ON SAID LIFT MEANS FOR COACTING WITH SAID LOCKING MEANS FOR LIMITING THE MOVEMENT OF SAID SHELF UNITS TO A HORIZONTAL UNFOLDED POSITION WHILE ALLOWING UNRESTRICTED MOVEMENT OF SAID SHELF MEMBERS TO A VERTICAL FOLDED POSITION.
References Cited (Backward Citations)
GB286458A
Cited
FR1133044A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |