Patent US3235956A successfully refreshed from Google Patents.
US3235956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of constructing a tower structure
Assignee: Union Tank Car Co
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Filing: 1961-08-07
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Granted: 1966-02-22
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Expires: 1981-08-07
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Heathcote
- 👤 Hans C Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:04
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/34; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
A METHOD OF ERECTING A TOWER OF THE TYPE SUPPORTING A TANK COMPRISING, PROVIDING A SYSTEM OF SUPPORTING MEMBERS ADAPTED TO DETACHABLY SECURE A TANK, PROVIDING A PLURALITY OF LIFTING MEMBERS ADAPTED TO BE DETACHABLY SECURED TO SAID SYSTEM TO SUPPORTED MEMBERS, PROVIDING A PLURALITY OF PREDESIGNED SECTIONS ADAPTED TO FORM A TOWER, SECURING SAID TANK TO SAID SYSTEM OF SUPPORTING MEMBERS, POSITIONING AND SECURING SAID PLURALITY OF LIFTING MEMBERS ON SAID SYSTEM OF SUPPORTING MEMBERS AND ADJACENT SAID TANK IN POSITION TO LIFT SAID TANK, DETACHING SAID TANK FROM SAID SYSTEM OF SUPPORTING MEMBERS SO AS TO BE SUPPORTED BY SAID PLURALITY OF LIFTING MEMBERS, ACTIVATING SAID PLURALITY OF LIFTING MEMBERS TO LIFT SAID TANK, SECURING SAID TANK TO SAID SYSTEM OF SUPPORTING MEMBERS, FORMING A PORTION OF SAID TOWER FROM SAID PREDESIGNED TOWER SECTIONS UNDERNEATH SAID LIFTED TANK, DETACHING SAID LIFTING MEMBERS FROM SAID SYSTEM OF SUPPORTING MEMBERS REPOSITIONING AND RESECURING SAID PLURALITY OF LIFTING MEMBERS TO SAID SYSTEM OF SUPPORTING MEMBERS IN POSITION TO FURTHER LIFT SAID TANK, REPEATING THE STEPS INVOLVED IN LIFTING SAID TANK ON SAID SYSTEM OF SUPPORTING MEMBERS, ASSEMBLING SAID TOWER SECTIONS UNTIL THE DESIRED TOWER HEIGHT IS REACHED, AND LASTLY, SECURING SAID TANK TO SAID ASSEMBLED TOWER UNDER SAID TANK.
Claim 2
Independent Claim
208 words
A METHOD OF ERECTING A TOWER OF THE TYPE SUPPORTING A TANK COMPRISING, PROVIDING A SYSTEM OF SUPPORTING MEMBERS ADAPTED TO DETACHABLY SECURE A TANK, PROVIDING A PLURALITY OF LIFTING MEMBERS ADAPTED TO BE DETACHABLY SECURED TO SAID SYSTEM TO SUPPORTED MEMBERS, PROVIDING A PLURALITY OF PREDESIGNED SECTIONS ADAPTED TO FORM A TOWER, SECURING SAID TANK TO SAID SYSTEM OF SUPPORTING MEMBERS, POSITIONING AND SECURING SAID PLURALITY OF LIFTING MEMBERS ON SAID SYSTEM OF SUPPORTING MEMBERS AND ADJACENT SAID TANK IN POSITION TO LIFT SAID TANK, DETACHING SAID TANK FROM SAID SYSTEM OF SUPPORTING MEMBERS SO AS TO BE SUPPORTED BY SAID PLURALITY OF LIFTING MEMBERS, ACTIVATING SAID PLURALITY OF LIFTING MEMBERS TO LIFT SAID TANK, SECURING SAID TANK TO SAID SYSTEM OF SUPPORTING MEMBERS, FORMING A PORTION OF SAID TOWER FROM SAID PREDESIGNED TOWER SECTIONS UNDERNEATH SAID LIFTED TANK, DETACHING SAID LIFTING MEMBERS FROM SAID SYSTEM OF SUPPORTING MEMBERS REPOSITIONING AND RESECURING SAID PLURALITY OF LIFTING MEMBERS TO SAID SYSTEM OF SUPPORTING MEMBERS IN POSITION TO FURTHER LIFT SAID TANK, REPEATING THE STEPS INVOLVED IN LIFTING SAID TANK ON SAID SYSTEM OF SUPPORTING MEMBERS, ASSEMBLING SAID TOWER SECTIONS UNTIL THE DESIRED TOWER HEIGHT IS REACHED, AND LASTLY, SECURING SAID TANK TO SAID ASSEMBLED TOWER UNDER SAID TANK.
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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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |