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US2698178A
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US
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Assignee: Individual
•
Filing: 1952-07-26
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Granted: 1954-12-28
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Expires: 1972-07-26
Abstract
No abstract record available.
Inventors
- 👤 Melvin L Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:35
CPC Classifications
A; A63; A63G; A63G1/00; A63G1/08; A63G1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US669621A
Cited
US1707516A
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US1877656A
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US2197791A
Cited
US2408479A
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US2469498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |