Patent US3261493A successfully refreshed from Google Patents.
US3261493A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural joint for a cargo container
Assignee: Lockheed Martin Corp
•
Filing: 1963-04-18
•
Granted: 1966-07-19
•
Expires: 1983-04-18
Abstract
No abstract record available.
Inventors
- 👤 Donald G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:02
CPC Classifications
B; B65; B65D; B65D9/00; B65D9/12; B65D9/22; B65D9/24; B65D9/32; B65D9/34; B65D9/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A STRUCTURAL JOINT FOR CONNECTING PANELS IN ANGULAR RELATION COMPRISING IN COMBINATION: A PAIR OF ADJACENT EDGINGS HAVING CONFRONTING EDGE MITERED MATING SURFACES; A FIRST GROOVE FORMED IN EACH OF SAID EDGES, SAID FIRST GROOVE LOCATED IN AND EXTENDING LONGITUDINALLY THE LENGTH OF SAID MITERED SURFACE; A RESILIENT SEAL MOUNTED IN THE FIRST GROOVE OF EACH PANEL AND EXTENDING THE DISTANCE OF SAID FIRST GROOVE, A PORTION OF SAID SEAL EXTENDING OUT OF SAID FIRST GROOVE AND ABOVE THE MITERED SURFACE; THE CROSS-SECTIONAL SHAPES AND AREA RELATIONSHIPS OF SAID FIRST GROOVE AND SAID SEAL ARE INTERRELATED FOR RETENTION OF SAID SEAL IN SAID FIRST GROOVE AGAINST FREE REMOVAL;
Claim 2
Dependent Claim
108 words
A STRUCTURAL JOINT FOR CONNECTING PANELS IN ANGULAR RELATION COMPRISING IN COMBINATION: A PAIR OF ADJACENT EDGINGS HAVING CONFRONTING EDGE MITERED MATING SURFACES; A FIRST GROOVE FORMED IN EACH OF SAID EDGES, SAID FIRST GROOVE LOCATED IN AND EXTENDING LONGITUDINALLY THE LENGTH OF SAID MITERED SURFACE; A RESILIENT SEAL MOUNTED IN THE FIRST GROOVE OF EACH PANEL AND EXTENDING THE DISTANCE OF SAID FIRST GROOVE, A PORTION OF SAID SEAL EXTENDING OUT OF SAID FIRST GROOVE AND ABOVE THE MITERED SURFACE; THE CROSS-SECTIONAL SHAPES AND AREA RELATIONSHIPS OF SAID FIRST GROOVE AND SAID SEAL ARE INTERRELATED FOR RETENTION OF SAID SEAL IN SAID FIRST GROOVE AGAINST FREE REMOVAL;
References Cited (Backward Citations)
US968850A
Cited
US1486515A
Cited
US1824900A
Cited
US1870534A
Cited
US1846485A
Cited
US2023260A
Cited
US2182201A
Cited
US2485644A
Cited
US2476501A
Cited
US2551775A
Cited
US2717093A
Cited
US3073476A
Cited
US2907492A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |