US2869298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic packaging machine
Assignee: Package Machinery Co
•
Filing: 1954-01-15
•
Granted: 1959-01-20
•
Expires: 1974-01-15
Abstract
No abstract record available.
Inventors
- 👤 Walter R Zwoyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:11
CPC Classifications
B; B65; B65B; B65B41/00; B65B41/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1825966A
Cited
US1873057A
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US2080292A
Cited
US2288327A
Cited
US2199708A
Cited
US2246968A
Cited
US2265253A
Cited
US2623703A
Cited
US2665905A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |