US2679115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco drying apparatus
Assignee: Proctor and Schwartz Inc
•
Filing: 1950-12-28
•
Granted: 1954-05-25
•
Expires: 1970-12-28
Abstract
No abstract record available.
Inventors
- 👤 Bogaty Stanislaus
- 👤 Alpheus O Hurxthal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:07
CPC Classifications
A; A24; A24B; A24B3/00; A24B3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US588530A
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US805236A
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US1017713A
Cited
US1961686A
Cited
US1852947A
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GB437735A
Cited
US2204240A
Cited
US2300628A
Cited
US2333236A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |