Patent US3140793A successfully refreshed from Google Patents.
US3140793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container
Assignee: Individual
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Filing: 1961-03-06
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Granted: 1964-07-14
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Frank W Lawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:25
CPC Classifications
B; B65; B65D; B65D39/00; B65D39/08; B65D39/082; B65D39/086; B65D47/00; B65D47/04; B65D47/06; B65D47/10; B65D47/106
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A CONTAINER COMPRISING INTERSECTING SIDE, END AND CORNER WALLS, ONE OF SAID CORNER WALLS FORMING AN OBTUSE ANGLE WITH EACH OF SAID SIDE AND END WALLS AND CONTAINING A DISCHARGE PORT, MEANS LYING WITHIN A SPACE BOUNDED BY PROJECTIONS OF SAID SIDE AND END WALLS CARRIED BY SAID CORNER WALL AND DEFINING A SEAT DISPOSED EXTERNALLY OF SAID CORNER WALL, AND A CLOSURE SUPPORTED ON SAID SEAT IN PORT CLOSING RELATIONSHIP.
Claim 2
Dependent Claim
71 words
A CONTAINER COMPRISING INTERSECTING SIDE, END AND CORNER WALLS, ONE OF SAID CORNER WALLS FORMING AN OBTUSE ANGLE WITH EACH OF SAID SIDE AND END WALLS AND CONTAINING A DISCHARGE PORT, MEANS LYING WITHIN A SPACE BOUNDED BY PROJECTIONS OF SAID SIDE AND END WALLS CARRIED BY SAID CORNER WALL AND DEFINING A SEAT DISPOSED EXTERNALLY OF SAID CORNER WALL, AND A CLOSURE SUPPORTED ON SAID SEAT IN PORT CLOSING RELATIONSHIP.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |