Patent US2733828A successfully refreshed from Google Patents.
Patent US2763274A successfully refreshed from Google Patents.
Patent US3190531A successfully refreshed from Google Patents.
US3190531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container
Assignee: Individual
•
Filing: 1962-10-25
•
Granted: 1965-06-22
•
Expires: 1982-10-25
Abstract
No abstract record available.
Inventors
- 👤 Holmstrom Kjell Ingvar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:15
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/04; B65D77/06; B65D77/062; B65D77/064; B65D5/00; B65D5/02; B65D5/0272; B65D5/42; B65D5/70; B65D5/72; B65D5/74; B65D5/741; B65D5/745
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A CONTAINER COMPRISING A PLURALITY OF WALLS FORMING A HOLLOW OPEN ENDED BODY PORTION OF THE CONTAINER, END CLOSURE FLAPS HINGEDLY CONNECTED TO EACH SAID WALL ALONG THE OPENABLE END OF THE CONTAINER, EACH SAID FLAP BEING SUBSTANTIALLY COEXTENSIVE IN WIDTH WITH THE WIDTH OF THE CORRESPONDING WALL OF THE CONTAINER, A SEALING SHEET COVERING THE OPEN END OF THE HOLLOW PORTION OF THE CONTAINER AND OVERLAPPING ALL OF SAID FLAPS AND ALL CORNER PORTIONS BETWEEN SAID FLAPS WHEN THE FLAPS ARE SWUNG OUTWARDS TO LIE IN A SUBSTANTIALLY COMMON PLANE, AND SAID SHEET BEING SEALED TO ALL OF SID FLAPS AND SAID CORNER PORTIONS IN A SEAL ZONE ALONG A PATH AROUND THE CONTAINER FLAPS, SAID SEAL ZONE INCLUDING A REENTRANT PORTION ON ONE OF SAID FLAPS HAVING AN ESSENTIALLY U-SHAPED CONFIGURATION SUCH AS WILL ESTABLISH AN OUTWARDLY OPENING POURING CHANNEL BETWEEN SAID FLAP AND SAID SEALING SHEET UPON CUTTING OFF A PART OF SAID FLAP AND SEALING SHEET ALONG A CUT LINE EXTENDING THROUGH SAID U-SHAPED REENTRANT PORTION OF SAID SEALING ZONE.
Claim 2
Dependent Claim
174 words
A CONTAINER COMPRISING A PLURALITY OF WALLS FORMING A HOLLOW OPEN ENDED BODY PORTION OF THE CONTAINER, END CLOSURE FLAPS HINGEDLY CONNECTED TO EACH SAID WALL ALONG THE OPENABLE END OF THE CONTAINER, EACH SAID FLAP BEING SUBSTANTIALLY COEXTENSIVE IN WIDTH WITH THE WIDTH OF THE CORRESPONDING WALL OF THE CONTAINER, A SEALING SHEET COVERING THE OPEN END OF THE HOLLOW PORTION OF THE CONTAINER AND OVERLAPPING ALL OF SAID FLAPS AND ALL CORNER PORTIONS BETWEEN SAID FLAPS WHEN THE FLAPS ARE SWUNG OUTWARDS TO LIE IN A SUBSTANTIALLY COMMON PLANE, AND SAID SHEET BEING SEALED TO ALL OF SID FLAPS AND SAID CORNER PORTIONS IN A SEAL ZONE ALONG A PATH AROUND THE CONTAINER FLAPS, SAID SEAL ZONE INCLUDING A REENTRANT PORTION ON ONE OF SAID FLAPS HAVING AN ESSENTIALLY U-SHAPED CONFIGURATION SUCH AS WILL ESTABLISH AN OUTWARDLY OPENING POURING CHANNEL BETWEEN SAID FLAP AND SAID SEALING SHEET UPON CUTTING OFF A PART OF SAID FLAP AND SEALING SHEET ALONG A CUT LINE EXTENDING THROUGH SAID U-SHAPED REENTRANT PORTION OF SAID SEALING ZONE.
References Cited (Backward Citations)
US2899109A
Cited
GB191222431A
Cited
US1437511A
Cited
US2613025A
Cited
US2982461A
Cited
US2933229A
Cited
US3057531A
Cited
US3113712A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |