Patent US3288311A successfully refreshed from Google Patents.
US3288311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skid
Assignee: Individual
•
Filing: 1964-06-12
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Granted: 1966-11-29
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Expires: 1984-06-12
Abstract
No abstract record available.
Inventors
- 👤 Donald P Beattie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:38
CPC Classifications
B; B65; B65D; B65D61/00; B65D85/00; B65D85/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
166 words
A COLLAPSIBLE SKID FOR TUBES OR THE LIKE COMPRISING A BOTTOM BAR AND TWO SIDE BARS, HINGE MEMBERS CONNECTED TO SAID SIDE BARS, EACH OF SAID HINGE MEMBERS HAVING A CONNECTION WITH A RESPECTIVE END PORTION OF THE BOTTOM BAR SUCH AS TO ENABLE ONE SIDE BAR TO BE SWUNG TO A COLLAPSED POSITION ON TOP OF THE BOTTOM BAR AND THE OTHER SIDE BAR TO SWUNG TO A COLLAPSED POSITION ON TOP OF THE ONE SIDE BAR, SAID SIDE BARS BEING ADAPTED TO BE SWUNG TO AN ERECT POSITION EXTENDING UPWARDLY FROM THE BOTTOM BAR, THE SIDE BARS BEING MOUNTED ON HINGE MEMBERS SO THAT LOWER ENDS OF THE SIDE BARS, WHEN IN THE ERECT POSITION ENGAGE THE TOP SURFACE OF END PORTIONS OF THE BOTTOM BAR, EACH OF SAID HINGE MEMBERS BEING GENERALLY L-SHAPED WITH ONE ARM OF EACH HINGE MEMBER BEING CONNECTED TO THE SIDE BARS AND WITH THE OTHER ARM OF EACH HINGE MEMBER HAVING A SLIDING CONNECTION WITH THE BOTTOM BAR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |