Patent US3307719A successfully refreshed from Google Patents.
US3307719A
Expired / Lapsed
US
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Assignee: TAG A LONG TRAILERS Inc
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Filing: 1965-04-23
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Granted: 1967-03-07
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Expires: 1985-04-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Raymond D Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:40
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A TRAILER EMBODYING A FRAME, WHEELS AND SPRINGS, SAID FRAME INCLUDING A REARWARDLY DISPOSED INCLINED SECTION HAVING A CHANNEL MEMBER AT THE REAR THEREOF, A PAIR OF SPACED PARALLEL VERTICALLY DISPOSED CHANNEL PIECES SECURED TO THE REAR OF SAID CHANNEL MEMBER, A PAIR OF VERTICALLY DISPOSED SPACED PARALLEL COLLARS SECURED TO THE INNER SURFACES OF SAID CHANNEL PIECES, A SUPPORT MEMBER HAVING AN INVERTED U-SHAPE INCLUDING A PAIR OF SPACED PARALLEL VERTICALLY DISPOSED LEGS VERTICALLY ADJUSTABLE IN SAID COLLARS, FLANGES ON THE LOWER ENDS OF SAID LEGS PROVIDING STOPS, THE UPPER INNER PORTIONS OF SAID COLLARS BEING CUT AWAY, SAID SUPPORT MEMBER FURTHER INCLUDING A HORIZONTALLY DISPOSED CROSS ELEMENT CONNECTING SAID LEGS
Claim 2
Dependent Claim
112 words
A TRAILER EMBODYING A FRAME, WHEELS AND SPRINGS, SAID FRAME INCLUDING A REARWARDLY DISPOSED INCLINED SECTION HAVING A CHANNEL MEMBER AT THE REAR THEREOF, A PAIR OF SPACED PARALLEL VERTICALLY DISPOSED CHANNEL PIECES SECURED TO THE REAR OF SAID CHANNEL MEMBER, A PAIR OF VERTICALLY DISPOSED SPACED PARALLEL COLLARS SECURED TO THE INNER SURFACES OF SAID CHANNEL PIECES, A SUPPORT MEMBER HAVING AN INVERTED U-SHAPE INCLUDING A PAIR OF SPACED PARALLEL VERTICALLY DISPOSED LEGS VERTICALLY ADJUSTABLE IN SAID COLLARS, FLANGES ON THE LOWER ENDS OF SAID LEGS PROVIDING STOPS, THE UPPER INNER PORTIONS OF SAID COLLARS BEING CUT AWAY, SAID SUPPORT MEMBER FURTHER INCLUDING A HORIZONTALLY DISPOSED CROSS ELEMENT CONNECTING SAID LEGS
References Cited (Backward Citations)
US2966274A
Cited
US3138272A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |