US2937485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging machine for flat articles
Assignee: Individual
•
Filing: 1953-10-05
•
Granted: 1960-05-24
•
Expires: 1973-10-05
Abstract
No abstract record available.
Inventors
- 👤 Howard M Wall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:18
CPC Classifications
B; B65; B65B; B65B5/00; B65B5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US519203A
Cited
US803357A
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US1188193A
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US1749415A
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US2128316A
Cited
US2215545A
Cited
US2291645A
Cited
US2625775A
Cited
US2651896A
Cited
US2555584A
Cited
US2641974A
Cited
US2685996A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-24 | 1963-11-23 | 1964-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-24 | 1967-11-23 | 1968-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-24 | 1971-11-23 | 1972-05-24 | $7700.00 | Window Closed / Lapsed |