US3128897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cargo container construction
Assignee: —
•
Filing: —
•
Granted: 1964-04-14
•
Expires: 1981-04-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:59
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/02; B65D88/00; B65D88/02; B65D88/12; B65D88/121; B65D90/008; B65D90/028; Y; Y10; Y10S; Y10S220/00; Y10S220/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A CONTAINER WALL UNIT COMPRISING: (A) A SUBSTANTIALLY RIGID TUBULAR WALL COMPRISING: IN ANY TRANSVERSE CROSS SECTION THEREOF, A SHEET OF THIN GAUGE MATERIAL WRAPPED UPON ITSELF AS A PLURALITY OF SUPERIMPOSED LAMINAE WHICH FORMS SAID WALL IN AN INTEGRAL CONTIGUOUS SEAMLESS CROSS SECTION, SAID WALL HAVING A SUB-FLOOR PORTION OF INWARDLY-CONCAVE OUTWARDLY-CONVEX CONTOUR ALONG SAID CROSS SECTION NORMALLY DISPOSED BELOW THE REMAINDER OF THE WALL AND ANY ADHESIVE JOINING SAID LAMINAE; AND (B) TRUSS STRUCTURE WHEREIN SAID SUB-FLOOR PORTION IS A TENSION MEMBER, THE TRUSS STRUCTURE COMPRISING: (1) A PLANATE FLOOR BRIDGING THE INNER CONVEX SURFACE OF SAID SUB-FLOOR PORTION AND JOINING THEREWITH AT ITS EXTREMITIES AND COOPERATING THEREWITH AS A COMPRESSION MEMBER; AND (2) TIE MEANS DISPOSED BETWEEN, AND JOINED RIGIDLY WITH, SAID SUB-FLOOR PORTION AND THE FLOOR TO SUPPORT ONE IN FIXED RELATION WITH THE OTHER.
Claim 2
Dependent Claim
139 words
A CONTAINER WALL UNIT COMPRISING: (A) A SUBSTANTIALLY RIGID TUBULAR WALL COMPRISING: IN ANY TRANSVERSE CROSS SECTION THEREOF, A SHEET OF THIN GAUGE MATERIAL WRAPPED UPON ITSELF AS A PLURALITY OF SUPERIMPOSED LAMINAE WHICH FORMS SAID WALL IN AN INTEGRAL CONTIGUOUS SEAMLESS CROSS SECTION, SAID WALL HAVING A SUB-FLOOR PORTION OF INWARDLY-CONCAVE OUTWARDLY-CONVEX CONTOUR ALONG SAID CROSS SECTION NORMALLY DISPOSED BELOW THE REMAINDER OF THE WALL AND ANY ADHESIVE JOINING SAID LAMINAE; AND (B) TRUSS STRUCTURE WHEREIN SAID SUB-FLOOR PORTION IS A TENSION MEMBER, THE TRUSS STRUCTURE COMPRISING: (1) A PLANATE FLOOR BRIDGING THE INNER CONVEX SURFACE OF SAID SUB-FLOOR PORTION AND JOINING THEREWITH AT ITS EXTREMITIES AND COOPERATING THEREWITH AS A COMPRESSION MEMBER; AND (2) TIE MEANS DISPOSED BETWEEN, AND JOINED RIGIDLY WITH, SAID SUB-FLOOR PORTION AND THE FLOOR TO SUPPORT ONE IN FIXED RELATION WITH THE OTHER.
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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) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |