US2608333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Evacuating and heat-sealing machine
Assignee: Individual
•
Filing: 1949-06-28
•
Granted: 1952-08-26
•
Expires: 1969-06-28
Abstract
No abstract record available.
Inventors
- 👤 Marziani Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:32
CPC Classifications
B; B65; B65B; B65B31/00; B65B31/04; B65B31/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US707544A
Cited
US862231A
Cited
US1688499A
Cited
US2281187A
Cited
US2145941A
Cited
US2410834A
Cited
US2491226A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-26 | 1956-02-25 | 1956-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-26 | 1960-02-25 | 1960-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-26 | 1964-02-25 | 1964-08-26 | $7700.00 | Window Closed / Lapsed |