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Patent US2913822A successfully refreshed from Google Patents.
US2913822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for opening money sacks and packages
Assignee: Individual
•
Filing: 1957-04-01
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Granted: 1959-11-24
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Expires: 1977-04-01
Abstract
No abstract record available.
Inventors
- 👤 Jacob R Wallbillich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:21
CPC Classifications
B; B26; B26B; B26B27/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE98777C
Cited
US777568A
Cited
US1268997A
Cited
US1398850A
Cited
US1477510A
Cited
US1695022A
Cited
US2705833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |