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Patent US2935233A successfully refreshed from Google Patents.
US2935233A
Expired / Lapsed
US
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Apparatus for packing of pulverulent materials
Assignee: Individual
•
Filing: 1956-06-27
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Granted: 1960-05-03
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Expires: 1976-06-27
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Vogt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:26
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/04; B65B1/16; B65B63/00; B65B63/02; B65B63/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US368545A
Cited
US1149844A
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US1784795A
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US1882668A
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US2319192A
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US2381454A
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US2708542A
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US2780247A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |