US3303627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced structural members
Assignee: Individual
•
Filing: 1964-04-09
•
Granted: 1967-02-14
•
Expires: 1984-04-09
Abstract
No abstract record available.
Inventors
- 👤 Raul L Mora
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:11
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/20; E04C5/00; E04C5/01; E04C5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A STRUCTURAL MEMBER FORMED FROM CONCRETE-LIKE MATERIAL HAVING REINFORCING MEANS EXTENDING LONGITUDINALLY IN THE LOWER PORTION THEREOF FOR RESISTING FLEXURAL STRESSES, A MEANS FOR REINFORCING THE MEMBER AGAINST VERTICAL SHEAR OCCASIONED BY EXTERNAL LOADS APPLIED TRANSVERSELY TO THE MEMBER INCLUDING A CONTINUOUS WEB OF SHEET METAL ENTIRELY EMBEDDED IN THE MEMBER GENERALLY ALONG THE LONGITUDINAL AXIS THEREOF AND TERMINATING SUBSTANTIALLY AT THE ENDS OF SAID MEMBER, THE OPPOSITE LONGITUDINALLY EDGES OF SAID WEB EACH HAVING A SERIES OF GENERALLY HOOKED SHAPED MALE AND FEMALE FLANGES ALTERNATELY PROJECTING LATERALLY IN OPPOSITE DIRECTIONS FROM THE PLANE OF SAID WEB WITH ADJACENT FLANGES RESPECTIVELY POSITIONED TRANSVERSELY BEYOND AND INWARDLY OF THE LONGITUDINAL EDGE OF SAID WEB FROM WHICH THEY PROJECT SAID FLANGES BEING CONSTRUCTED AND DIMENSIONED TO BE CONNECTED WITH COMPLEMENTARY FLANGES OF ANOTHER SIMILAR REINFORCING WEB BY RECEPTION OF THE MALE FLANGES IN THE FEMALE FLANGES.
Claim 2
Dependent Claim
145 words
IN A STRUCTURAL MEMBER FORMED FROM CONCRETE-LIKE MATERIAL HAVING REINFORCING MEANS EXTENDING LONGITUDINALLY IN THE LOWER PORTION THEREOF FOR RESISTING FLEXURAL STRESSES, A MEANS FOR REINFORCING THE MEMBER AGAINST VERTICAL SHEAR OCCASIONED BY EXTERNAL LOADS APPLIED TRANSVERSELY TO THE MEMBER INCLUDING A CONTINUOUS WEB OF SHEET METAL ENTIRELY EMBEDDED IN THE MEMBER GENERALLY ALONG THE LONGITUDINAL AXIS THEREOF AND TERMINATING SUBSTANTIALLY AT THE ENDS OF SAID MEMBER, THE OPPOSITE LONGITUDINALLY EDGES OF SAID WEB EACH HAVING A SERIES OF GENERALLY HOOKED SHAPED MALE AND FEMALE FLANGES ALTERNATELY PROJECTING LATERALLY IN OPPOSITE DIRECTIONS FROM THE PLANE OF SAID WEB WITH ADJACENT FLANGES RESPECTIVELY POSITIONED TRANSVERSELY BEYOND AND INWARDLY OF THE LONGITUDINAL EDGE OF SAID WEB FROM WHICH THEY PROJECT SAID FLANGES BEING CONSTRUCTED AND DIMENSIONED TO BE CONNECTED WITH COMPLEMENTARY FLANGES OF ANOTHER SIMILAR REINFORCING WEB BY RECEPTION OF THE MALE FLANGES IN THE FEMALE FLANGES.
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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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |