US3088770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cart having independently collapsible legs
Assignee: Individual
•
Filing: 1959-02-13
•
Granted: 1963-05-07
•
Expires: 1979-02-13
Abstract
No abstract record available.
Inventors
- 👤 Weil Burt
- 👤 Richard H Ferneau
- 👤 George A Selig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:32
CPC Classifications
A; A61; A61G; A61G1/00; A61G1/04; A61G1/052; A61G1/056; A61G1/0562; A61G1/02; A61G1/0206; A61G1/0212; A61G1/0237; A61G1/025; A61G1/0262; A61G7/00; A61G7/05; A61G7/0528; B; B60; B60B; B60B33/00; B60B2200/00; B60B2200/20; B60B2200/24; B60B2200/242
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A CART COMPRISING AN ELONGATED FRAME, FORWARD AND REARWARD LEGS PIVOTALLY MOUNTED ON SAID FRAME, FORWARD AND REARWARD INCLINED TOGGLE LINKS OPERABLE TO BRACE SAID FORWARD AND REARWARD LEGS IN A DOWNWARDLY EXTENDED POSITION, AN ACTUATOR PIVOTALLY MOUNTED ON SAID FORWARD AND REARWARD LEGS RESPONSIVELY, A MEANS CONNECTING EACH SAID ACTUATOR TO SAID RESPECTIVE TOGGLE LINK BRACES FOR SELECTIVELY ACTUATING SAID FORWARD AND REARWARD TOGGLE LINKS INDEPENDENTLY OF EACH OTHER UPON ENGAGEMENT OF SAID ACTUATOR WITH A VEHICLE BUMPER TO PERMIT SAID LEGS TO BE PIVOTED TO A COLLAPSED POSITION, WHEREBY, AS A CART IS THRUST ONTO THE PLATFORM OF A VEHICLE BY AN OPERATOR STANDING AT THE REAR OF THE CART, THE FORWARD LEGS ARE AUTOMATI-
Claim 2
Dependent Claim
117 words
A CART COMPRISING AN ELONGATED FRAME, FORWARD AND REARWARD LEGS PIVOTALLY MOUNTED ON SAID FRAME, FORWARD AND REARWARD INCLINED TOGGLE LINKS OPERABLE TO BRACE SAID FORWARD AND REARWARD LEGS IN A DOWNWARDLY EXTENDED POSITION, AN ACTUATOR PIVOTALLY MOUNTED ON SAID FORWARD AND REARWARD LEGS RESPONSIVELY, A MEANS CONNECTING EACH SAID ACTUATOR TO SAID RESPECTIVE TOGGLE LINK BRACES FOR SELECTIVELY ACTUATING SAID FORWARD AND REARWARD TOGGLE LINKS INDEPENDENTLY OF EACH OTHER UPON ENGAGEMENT OF SAID ACTUATOR WITH A VEHICLE BUMPER TO PERMIT SAID LEGS TO BE PIVOTED TO A COLLAPSED POSITION, WHEREBY, AS A CART IS THRUST ONTO THE PLATFORM OF A VEHICLE BY AN OPERATOR STANDING AT THE REAR OF THE CART, THE FORWARD LEGS ARE AUTOMATI-
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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |