Patent US3237835A successfully refreshed from Google Patents.
US3237835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pouring spout
Assignee: Individual
•
Filing: 1961-09-19
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Granted: 1966-03-01
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Expires: 1981-09-19
Abstract
No abstract record available.
Inventors
- 👤 Martin M Sternau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:28
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/72; B65D5/74; B65D5/741; B65D5/743; B65D5/744
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
164 words
A CARTON COMPRISING A PLURALITY OF SPACE-ENCLOSING WALLS FORMING A CONTAINER, A MULTI-EDGED FLAP FORMED FROM A PART OF ONE OF SAID WALLS AND INTEGRALLY HINGED FROM SAID ONE OF SAID WALLS ALONG AN EDGE OF THE FLAP BEING OUTWARDLY SWINGABLE FROM SAID CONTAINER, SAID FLAP HAVING AN INNER FACE AND AN OUTER FACE RELATIVE TO THE CONTAINER, A CHANNEL-SHAPED SPOUT FORMED OF YIELDABLE MATERIAL AND INCLUDING A CENTRAL SECTION SECURED TO THE INNER FACE OF SAID FLAP, SAID CHANNEL-SHAPED SPOUT HAVING INTEGRAL SIDE WINGS EXTENDING AT ANGLES FROM THE CENTRAL SECTION INTO SAID CONTAINER, SAID FLAP HAVING A SLOT THERE THROUGH SPACED FROM THE EDGES OF SAID FLAP, AND A TAB FORMED FROM A PART OF THE CENTRAL SECTION AND EXTENDING INTEGRALLY AND OUTWARDLY FROM SAID CENTRAL SECTION THROUGH SAID SLOT AND CONSTITUTING BEYOND THE OUTER FACES OF SAID FLAP A HANDLE OF A SIZE TO BE EASILY GRASPED BETWEEN THE FINGERS OF A USE FOR MOVING THE SPOUT RELATIVE TO SAID CONTAINER.
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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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |