US3274629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable jack pier
Assignee: Individual
•
Filing: 1964-03-13
•
Granted: 1966-09-27
•
Expires: 1984-03-13
Abstract
No abstract record available.
Inventors
- 👤 Mary E Gearon
- 👤 Joseph B Lindecker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:06
CPC Classifications
E; E01; E01D; E01D15/00; E01D15/24; E02; E02B; E02B3/00; E02B3/04; E02B3/06; E02B3/062; E02B3/064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
AN ADJUSTABLE PORTABLE JACK PIER FOR USE WITH PONTOON BRIDGES CONSISTING OF A PLURALITY OF FLOATS EACH EMBODYING AN INFLATED ENVELOPE HAVING A NORMALLY ARCUATE IN TRANGULAR SURFACE REGION AND A REGION NORMALLY ARCUATE IN CROSS-SECTION AND A PLATFORM SUPPORTING FRAME SECURED TO THE UPPER PORTION OF SAID ENVELOPE, AND STRINGERS MOUNTED UPON THE SUPPORTING FRAMES OF A PLURALITY OF FLOATS; THE PIER COMPRISING A MAIN FRAME HAVING A FRONT SECTION, A REAR SECTION AND A CENTRAL SECTION LOCATED MIDWAY BETWEEN THE ENDS THEREOF, SAID CENTRAL SECTION EMBODYING A FRAME STRUCTURE WITH A TOP SUPPORTING SURFACE ARRANGED IN A PLANE ABOVE BUT PARALLEL TO THE PLANE OF SAID MAIN FRAME, A JACK HOUSING MOUNTED UPON AND SECURED TO SAID TOP SUPPORTING SURFACE, A THREADED THRUST BAR EXTENDING THROUGH SAID BOUSING, MEANS WITHIN SAID HOUSING FOR ACTUATING SAID THRUST BAR INCLUDING A MANUALLY ROTATED SHAFT, CRANK MEANS OUTSIDE SAID HOUSING FOR ROTATING SAID SHAFT, AN OPERATING PLATFORM MOUNTED UPON THE UPPER END OF SAID THRUST BAR, CENTRAL STRINGERS SECURED TO THE SIDES OF SAID PLATFORM, A PAIR OF FRONT STRINGERS PIVOTALLY MOUNTED WITH THE FRONT END OF SAID OPERATING PLATFORM
Claim 2
Dependent Claim
189 words
AN ADJUSTABLE PORTABLE JACK PIER FOR USE WITH PONTOON BRIDGES CONSISTING OF A PLURALITY OF FLOATS EACH EMBODYING AN INFLATED ENVELOPE HAVING A NORMALLY ARCUATE IN TRANGULAR SURFACE REGION AND A REGION NORMALLY ARCUATE IN CROSS-SECTION AND A PLATFORM SUPPORTING FRAME SECURED TO THE UPPER PORTION OF SAID ENVELOPE, AND STRINGERS MOUNTED UPON THE SUPPORTING FRAMES OF A PLURALITY OF FLOATS; THE PIER COMPRISING A MAIN FRAME HAVING A FRONT SECTION, A REAR SECTION AND A CENTRAL SECTION LOCATED MIDWAY BETWEEN THE ENDS THEREOF, SAID CENTRAL SECTION EMBODYING A FRAME STRUCTURE WITH A TOP SUPPORTING SURFACE ARRANGED IN A PLANE ABOVE BUT PARALLEL TO THE PLANE OF SAID MAIN FRAME, A JACK HOUSING MOUNTED UPON AND SECURED TO SAID TOP SUPPORTING SURFACE, A THREADED THRUST BAR EXTENDING THROUGH SAID BOUSING, MEANS WITHIN SAID HOUSING FOR ACTUATING SAID THRUST BAR INCLUDING A MANUALLY ROTATED SHAFT, CRANK MEANS OUTSIDE SAID HOUSING FOR ROTATING SAID SHAFT, AN OPERATING PLATFORM MOUNTED UPON THE UPPER END OF SAID THRUST BAR, CENTRAL STRINGERS SECURED TO THE SIDES OF SAID PLATFORM, A PAIR OF FRONT STRINGERS PIVOTALLY MOUNTED WITH THE FRONT END OF SAID OPERATING PLATFORM
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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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |