US2673393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for use in applying and removing pouring spouts from cans
Assignee: Individual
•
Filing: 1950-04-03
•
Granted: 1954-03-30
•
Expires: 1970-04-03
Abstract
No abstract record available.
Inventors
- 👤 Lionel C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:12
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/40; B21D51/42; B67; B67B; B67B7/00; B67B7/24; B67B7/26; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US850092A
Cited
US883127A
Cited
US1298218A
Cited
US1585820A
Cited
US2099322A
Cited
US2145834A
Cited
US2421589A
Cited
US2459954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |