Patent US3088187A successfully refreshed from Google Patents.
US3088187A
Expired / Lapsed
US
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Process of making elongated stressed concrete structures
Assignee: Justice Co
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Filing: 1959-06-03
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Granted: 1963-05-07
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Expires: 1979-06-03
Abstract
No abstract record available.
Inventors
- 👤 Donald S Justice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:16
CPC Classifications
B; B28; B28B; B28B23/00; B28B23/02; B28B23/04; B28B23/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A METHOD OF MAKING AN ELONGATED CONCRETE STRUCTURE WITHIN A CYLINDRICAL SHELL MEMBER WHICH COMPRISES: INCREASING THE DIAMEWTER OF THE SHELL MEMBER BY IMPARTING TORSIONAL FORCE THERETO; PLACING A STRAND MEMBER TO EXTEND LONGITUDINALLY WITHIN SAID SHELL MEMBER; REDUCING THE DIAMETER OF SAID STRAND MEMBER BY APPLYING TORSIONAL FORCE THERETO; POURING CONCRETE WITHIN SAID SHELL MEMBER; PERMITTING SAID CONCRETE TO SET TO A PREDETERMINED DEGREE OF HARDNESS; AND THEREAFTER RELEASING SAID TORSIONAL FORCES ON SAID SHELL MEMBER AND ON SAID STRAND MEMBER.
Claim 2
Independent Claim
82 words
A METHOD OF MAKING AN ELONGATED CONCRETE STRUCTURE WITHIN A CYLINDRICAL SHELL MEMBER WHICH COMPRISES: INCREASING THE DIAMEWTER OF THE SHELL MEMBER BY IMPARTING TORSIONAL FORCE THERETO; PLACING A STRAND MEMBER TO EXTEND LONGITUDINALLY WITHIN SAID SHELL MEMBER; REDUCING THE DIAMETER OF SAID STRAND MEMBER BY APPLYING TORSIONAL FORCE THERETO; POURING CONCRETE WITHIN SAID SHELL MEMBER; PERMITTING SAID CONCRETE TO SET TO A PREDETERMINED DEGREE OF HARDNESS; AND THEREAFTER RELEASING SAID TORSIONAL FORCES ON SAID SHELL MEMBER AND ON SAID STRAND MEMBER.
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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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |