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US2787343A
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Apparatus for servicing overhead equipment
Assignee: MITCHELL MAINTENANCE Co I
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Filing: 1951-08-29
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Granted: 1957-04-02
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Expires: 1971-08-29
Abstract
No abstract record available.
Inventors
- 👤 Maurice E Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:11
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/14; B66; B66F; B66F11/00; B66F11/04
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |