US2830611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container tapping device
Assignee: CHAMPION SAFE TAP Co
•
Filing: 1954-08-11
•
Granted: 1958-04-15
•
Expires: 1974-08-11
Abstract
No abstract record available.
Inventors
- 👤 Stelma Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:21
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0829; B67D1/0831; B67D1/0832; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/612; Y10T137/613; Y10T137/6137; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US156908A
Cited
US189795A
Cited
US584091A
Cited
US1251281A
Cited
US2173529A
Cited
US2328948A
Cited
US2576192A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |