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US3295864A Expired / Lapsed US ⏱️ 0.0 years remaining

Self-contained boat trailer

Assignee: Individual
•
Filing: 1964-11-09
•
Granted: 1967-01-03
•
Expires: 1984-11-09
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Abstract

No abstract record available.

Inventors

  • 👤 Harold W Norrby

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 02:02
CPC Classifications
B; B63; B63C; B63C13/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 180 words
A SELF-CONTAINED BOAT TRAILER, COMPRISING: A BOAT HULL SERVING AS A PRINCIPAL BODY STRUCTURE OF A TRAILER; A DETACHABLE, CONNECTING, MULTIPLE PLANE SUPPORT TO REMOVABLY ATTACH THE BOAT HULL AT ITS BOW TO A PULLING VEHICLE; AND A PIVOTING, RETRACTABLE, OVER-ROADWAY RUNNING GEAR ASSEMBLY HAVING SHOCK-BEARING SUPPORTS SECURED TO THE HULL AT SUBSTANTIALLY DECK LEVEL, A CROSS AXLE ROTATABLY HELD IN THESE SUPPORTS WITH ITS RESPECTIVE SIDE STRUTS ARRANGED TO CLEAR A HULL SIDE UPON PIVOTING AND TO TURN UNDER A HULL CHINE, CHINE SUPPORTS EACH SECURED TO AN AXLE SIDE STRUT AND ARRANGED THEREON TO SUPPORT THE HULL SUBSTANTIALLY AT ITS CHINE, WHEELS ROTATABLY MOUNTED ON THE AXLE SIDE STRUTS WHICH ARE ARRANGED TO PLACE THE WHEELS IN A VERTICAL PLANE OF ROTATION PASSING THROUGH THE HULL JUST INBOARD OF THE GUNNEL STRUCTURES, SO UPON FORWARD RETRACTIVE ROTATION THE WHEELS ENTER THE HULL SPACE AND UPON REARWARD ROTATION INTO ROADWAY ENGAGEMENT SUPPORT THE HULL NEAR THE CHINE, THUS TAKING ADVANTAGE OF THE HULL SHAPE, AND A LEVER ASSEMBLY TO TURN THE CROSS AXLE DURING SUCH FORWARD AND REARWARD ROTATIONS.
Claim 2
Dependent Claim 180 words
A SELF-CONTAINED BOAT TRAILER, COMPRISING: A BOAT HULL SERVING AS A PRINCIPAL BODY STRUCTURE OF A TRAILER; A DETACHABLE, CONNECTING, MULTIPLE PLANE SUPPORT TO REMOVABLY ATTACH THE BOAT HULL AT ITS BOW TO A PULLING VEHICLE; AND A PIVOTING, RETRACTABLE, OVER-ROADWAY RUNNING GEAR ASSEMBLY HAVING SHOCK-BEARING SUPPORTS SECURED TO THE HULL AT SUBSTANTIALLY DECK LEVEL, A CROSS AXLE ROTATABLY HELD IN THESE SUPPORTS WITH ITS RESPECTIVE SIDE STRUTS ARRANGED TO CLEAR A HULL SIDE UPON PIVOTING AND TO TURN UNDER A HULL CHINE, CHINE SUPPORTS EACH SECURED TO AN AXLE SIDE STRUT AND ARRANGED THEREON TO SUPPORT THE HULL SUBSTANTIALLY AT ITS CHINE, WHEELS ROTATABLY MOUNTED ON THE AXLE SIDE STRUTS WHICH ARE ARRANGED TO PLACE THE WHEELS IN A VERTICAL PLANE OF ROTATION PASSING THROUGH THE HULL JUST INBOARD OF THE GUNNEL STRUCTURES, SO UPON FORWARD RETRACTIVE ROTATION THE WHEELS ENTER THE HULL SPACE AND UPON REARWARD ROTATION INTO ROADWAY ENGAGEMENT SUPPORT THE HULL NEAR THE CHINE, THUS TAKING ADVANTAGE OF THE HULL SHAPE, AND A LEVER ASSEMBLY TO TURN THE CROSS AXLE DURING SUCH FORWARD AND REARWARD ROTATIONS.

References Cited (Backward Citations)

US2437736A Cited
US2522616A Cited
US2664577A Cited
US2909378A Cited
US2999252A Cited
US2960056A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-01-02 1970-07-04 1971-01-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-01-02 1974-07-04 1975-01-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-01-02 1978-07-04 1979-01-03 $7700.00 Window Closed / Lapsed

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