Patent US2678768A successfully refreshed from Google Patents.
US2678768A
Expired / Lapsed
US
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Reinforced bag
Assignee: Pneumatic Scale Corp
•
Filing: 1950-04-14
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Granted: 1954-05-18
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Expires: 1970-04-14
Abstract
No abstract record available.
Inventors
- 👤 Robert W Vergobbi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:12
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1613282A
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US1767274A
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US1701097A
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US2011179A
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US2012483A
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US1988691A
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GB429241A
Cited
US2052015A
Cited
US2071399A
Cited
US2143957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |