Patent US4506975A successfully refreshed from Google Patents.
US2808948A
Expired / Lapsed
US
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Self-loading vehicle for cylindrical tanks
Assignee: Individual
•
Filing: 1955-08-05
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Granted: 1957-10-08
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Expires: 1975-08-05
Abstract
No abstract record available.
Inventors
- 👤 Edwin A Schonrock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:36
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/06; B60P1/14; Y; Y10; Y10S; Y10S414/00; Y10S414/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1028525A
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US1188932A
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US1457054A
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US1552281A
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US2327135A
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US2606673A
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US2736443A
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US2741383A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |