US2279842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making packages
Assignee: Package Machinery Co
•
Filing: 1938-11-18
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Granted: 1942-04-14
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Expires: 1958-11-18
Abstract
No abstract record available.
Inventors
- 👤 Smith Elmer Lovell
- 👤 Clark Francis Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:20
CPC Classifications
B; B65; B65B; B65B51/00; B65B7/00; B65B7/02; B65B7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-04-13 | 1945-10-13 | 1946-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-13 | 1949-10-13 | 1950-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-13 | 1953-10-13 | 1954-04-14 | $7700.00 | Window Closed / Lapsed |