US2606412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making sealed packages
Assignee: Ivers Lee Co
•
Filing: 1948-03-18
•
Granted: 1952-08-12
•
Expires: 1968-03-18
Abstract
No abstract record available.
Inventors
- 👤 Leroy L Salfisberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:46
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/02; B65B9/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2160367A
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US2162230A
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US2154521A
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US2234655A
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US2248266A
Cited
US2350930A
Cited
US2475617A
Cited
US2420983A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-12 | 1956-02-11 | 1956-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-12 | 1960-02-11 | 1960-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-12 | 1964-02-11 | 1964-08-12 | $7700.00 | Window Closed / Lapsed |