US3553923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of precompressing and erecting a modular structure
Assignee: Individual
•
Filing: 1968-09-13
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Granted: 1971-01-12
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Expires: 1988-09-13
Abstract
Abstract A PLURALITY OF BLOCKS, PREFERABLY HAVING I-SHAPED CROSS SECTION, ARRANGED IN ALIGNMENT AND WIRES, HELD IN TENSION, EXTEND ALONG BLOCKS AND ARE CLAMPED AT ENDS OF LINE OF BLOCKS TO FORM STRUCTURAL UNITS. UNITS ARRANGED ADJACENT TO EACH OTHER AT PLACE OF INSTALLATION, AND ADDITIONAL WIRES, HELD IN TENSION, CLAMP UNITS TOGETHER. LINES OF BLOCKS IN EACH UNIT ARE ARRANGED AT AN ANGLE TO EACH OTHER.
Inventors
- 👤 Leon E D Dompas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:36
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/02; E04B1/04; E04B1/06; E04B1/348; E04B1/34815; E04B1/35; E04B1/355; E04G; E04G21/00; E04G21/14; E04G21/16; E04G21/167; E04G21/168
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |