US2928359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial tramway hopper car
Assignee: Individual
•
Filing: 1956-03-05
•
Granted: 1960-03-15
•
Expires: 1976-03-05
Abstract
No abstract record available.
Inventors
- 👤 Leo J Vogel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:22
CPC Classifications
B; B61; B61B; B61B7/00; B61B7/02; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/21; Y10T74/2133
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1209917A
Cited
US1378428A
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US1532812A
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US1643214A
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US1652209A
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US1749879A
Cited
US1798916A
Cited
US1735923A
Cited
US1884111A
Cited
US2095552A
Cited
US2234094A
Cited
US2422738A
Cited
FR1115366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |