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US2632402A
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Free trolley conveyer system
Assignee: SIEGFRIED ROSENTHAL
•
Filing: 1949-09-22
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Granted: 1953-03-24
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Expires: 1969-09-22
Abstract
No abstract record available.
Inventors
- 👤 Reussner Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:23
CPC Classifications
B; B61; B61B; B61B11/00; B61B11/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB208752A
Cited
US1865788A
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US1921109A
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US1875966A
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US2040353A
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US1994032A
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US2234620A
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US2344155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |