Patent US3145802A successfully refreshed from Google Patents.
US3145802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil well pipe racking platform
Assignee: Lee C Moore Corp
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Filing: 1963-07-31
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Granted: 1964-08-25
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Expires: 1983-07-31
Abstract
No abstract record available.
Inventors
- 👤 Homer J Woolslayer
- 👤 Charles C Chism
- 👤 Jenkins Cecil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:01
CPC Classifications
E; E21; E21B; E21B15/00; E21B19/00; E21B19/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN OIL WELL PIPE RACKING PLATFORM FOR USE AT A HIGH ELEVATION BESIDE A STRING OF DRILL PIPES, THE PLATFORM COMPRISING A PLURALITY OF PARALLEL HORIZONTAL FLOOR BOARDS, A SERIES OF HOOKS SPACED LONGITUDINALLY OF EACH BOARD AND PROJECTING DOWNWARD FROM ITS BOTTOM, SUPPORTING MEANS FOR ONE END OF THE BOARDS, MEANS FOR RIGIDLY FASTENING SAID SUPPORTING MEANS TO SUPPORT, MEANS PIVOTALLY CONNECTING THE BOARDS TO SAID SUPPORTING MEANS ON PARALLEL HORIZONTAL AXES, AND MANUALLY OPERABLE MEANS FOR PIVOTING THE BOARDS ON SAID AXES TO TURN THE BOARDS ON EDGE TO FORM RACKING FINGERS HAVING HOOKS PROJECTING LATERALLY THEREFROM.
Claim 2
Dependent Claim
99 words
AN OIL WELL PIPE RACKING PLATFORM FOR USE AT A HIGH ELEVATION BESIDE A STRING OF DRILL PIPES, THE PLATFORM COMPRISING A PLURALITY OF PARALLEL HORIZONTAL FLOOR BOARDS, A SERIES OF HOOKS SPACED LONGITUDINALLY OF EACH BOARD AND PROJECTING DOWNWARD FROM ITS BOTTOM, SUPPORTING MEANS FOR ONE END OF THE BOARDS, MEANS FOR RIGIDLY FASTENING SAID SUPPORTING MEANS TO SUPPORT, MEANS PIVOTALLY CONNECTING THE BOARDS TO SAID SUPPORTING MEANS ON PARALLEL HORIZONTAL AXES, AND MANUALLY OPERABLE MEANS FOR PIVOTING THE BOARDS ON SAID AXES TO TURN THE BOARDS ON EDGE TO FORM RACKING FINGERS HAVING HOOKS PROJECTING LATERALLY THEREFROM.
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) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |