US3404444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adaptor ring and method of assembling the ring to the corner fitting of a cargo container
Assignee: WALDEMAR M ISBRANDTSEN
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Filing: 1966-03-24
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Granted: 1968-10-08
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Expires: 1986-03-24
Abstract
No abstract record available.
Inventors
- 👤 Waldemar M Isbrandtsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:35
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/0026; Y; Y10; Y10T; Y10T24/00; Y10T24/28; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T403/00; Y10T403/59; Y10T403/597; Y10T403/70; Y10T403/7005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
THE METHOD OF ALTERING THE CONFIGURATION OF A NONSTANDARD OPENING IN A CORNER FITTING FOR AN OTHERWISE STANDARD CARGO CONTAINER TO PROVIDE AN OPENING HAVING A DESIRED STANDARD CONFIGURATION, SAID METHOD COMPRISING THE STEPS OF: (A) FORMING A PAIR OF DIAMETRICALLY OPPOSED NOTCHES IN THE WALL OF SAID OPERATING AT POSITIONS DISPLACED INWARDLY FROM THE MOUTH THEREOF, SAID OPENINGS BEING DIMENSIONED TO RECEIVE A PAIR OF BAYONET KEYS, (B) INSERTING INTO SAID OPENING A RING HAVING AN INNER WALL DEFINING AN OPENING HAVING THE DESIRED CONFIGURATION AND HAVING AN OUTER WALL CONFORMING TO THE MOUTH OF SAID OPENING, SAID RING BEING PROVIDED WITH A PAIR OF BAYONET KEYS, AND (C) TWISTING SAID RING TO CAUSE SAID KEYS TO ENTER SAID NOTCHES THEREBY LOCKING SAID RING IN SAID OPENING.
Claim 2
Independent Claim
128 words
THE METHOD OF ALTERING THE CONFIGURATION OF A NONSTANDARD OPENING IN A CORNER FITTING FOR AN OTHERWISE STANDARD CARGO CONTAINER TO PROVIDE AN OPENING HAVING A DESIRED STANDARD CONFIGURATION, SAID METHOD COMPRISING THE STEPS OF: (A) FORMING A PAIR OF DIAMETRICALLY OPPOSED NOTCHES IN THE WALL OF SAID OPERATING AT POSITIONS DISPLACED INWARDLY FROM THE MOUTH THEREOF, SAID OPENINGS BEING DIMENSIONED TO RECEIVE A PAIR OF BAYONET KEYS, (B) INSERTING INTO SAID OPENING A RING HAVING AN INNER WALL DEFINING AN OPENING HAVING THE DESIRED CONFIGURATION AND HAVING AN OUTER WALL CONFORMING TO THE MOUTH OF SAID OPENING, SAID RING BEING PROVIDED WITH A PAIR OF BAYONET KEYS, AND (C) TWISTING SAID RING TO CAUSE SAID KEYS TO ENTER SAID NOTCHES THEREBY LOCKING SAID RING IN SAID OPENING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |