US3223429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable utility cart
Assignee: Individual
•
Filing: 1962-11-20
•
Granted: 1965-12-14
•
Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Robert L Hastings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:04
CPC Classifications
B; B62; B62B; B62B5/00; B62B5/0003; B62B1/00; B62B1/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A FOLDABLE DELIVERY CART, COMPRISING A FRAME HAVING TWO LONGITUDINAL SIDE MEMBERS AND TWO END MEMBERS CONNECTED TO SAID SIDE MEMBERS, A FOLDABLE UNDERCARRAIGE INCLUDING AN AXLE EXTENDING TRANSVERSELY OF SAID FRAME, A WHEEL ONE EACH END OF SAID AXLE, A FIRST INVERTED U-SHAPED SUPPORT MEMBER PIVOTED AT ITS UPPER END TO SAID FRAME AT ONE END THEREOF AND CONNECTED AT ITS LOWER END TO SAID AXLE, A SECOND INVERTED U-SHAPED SUPPORT MEMBER CONNECTED AT ITS LOWER END TO SAID AXLE, A BRACKET MEANS SECURED TO THE UNDERSIDE THEREOF ADJACENT THE END OPPOSITE SAID FIRST MENTIONED SUPPORT MEMBER AND HAVING AN ELONGATED SLOT THEREIN EXTENDING LENGTHWISE OF THE FRAME AND SLIDABLY HOLDING THE UPPER END OF SAID SECOND SUPPORT MEMBER, A LATCH MEANS FOR RETAINING SAID SECOND SUPPORT MEMBER, A LATCH MEANS FOR RETAINING SAID SECOND SUPPORT MEMBER AND THEREBY RETAINING SAID UNDERCARRIAGE IN ITS UNFOLDED POSITION, A LEG PIVOTED TO SAID FRAME AT THE END THEREOF OPPOSITE SAID FIRST SUPPORT MEMBER, A SPRING FOR URGING SAID LEG TO A POSITION ADJACENT THE UNDER-
Claim 2
Dependent Claim
174 words
A FOLDABLE DELIVERY CART, COMPRISING A FRAME HAVING TWO LONGITUDINAL SIDE MEMBERS AND TWO END MEMBERS CONNECTED TO SAID SIDE MEMBERS, A FOLDABLE UNDERCARRAIGE INCLUDING AN AXLE EXTENDING TRANSVERSELY OF SAID FRAME, A WHEEL ONE EACH END OF SAID AXLE, A FIRST INVERTED U-SHAPED SUPPORT MEMBER PIVOTED AT ITS UPPER END TO SAID FRAME AT ONE END THEREOF AND CONNECTED AT ITS LOWER END TO SAID AXLE, A SECOND INVERTED U-SHAPED SUPPORT MEMBER CONNECTED AT ITS LOWER END TO SAID AXLE, A BRACKET MEANS SECURED TO THE UNDERSIDE THEREOF ADJACENT THE END OPPOSITE SAID FIRST MENTIONED SUPPORT MEMBER AND HAVING AN ELONGATED SLOT THEREIN EXTENDING LENGTHWISE OF THE FRAME AND SLIDABLY HOLDING THE UPPER END OF SAID SECOND SUPPORT MEMBER, A LATCH MEANS FOR RETAINING SAID SECOND SUPPORT MEMBER, A LATCH MEANS FOR RETAINING SAID SECOND SUPPORT MEMBER AND THEREBY RETAINING SAID UNDERCARRIAGE IN ITS UNFOLDED POSITION, A LEG PIVOTED TO SAID FRAME AT THE END THEREOF OPPOSITE SAID FIRST SUPPORT MEMBER, A SPRING FOR URGING SAID LEG TO A POSITION ADJACENT THE UNDER-
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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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |