Patent US2700567A successfully refreshed from Google Patents.
US2700567A
Expired / Lapsed
US
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Magnetic improvement for jet junk baskets
Assignee: Individual
•
Filing: 1953-08-20
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Granted: 1955-01-25
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Expires: 1973-08-20
Abstract
No abstract record available.
Inventors
- 👤 William W Fortenberry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:42
CPC Classifications
E; E21; E21B; E21B31/00; E21B31/06; E21B31/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2493992A
Cited
US1374834A
Cited
US2083062A
Cited
US2458158A
Cited
US2525950A
Cited
US2660468A
Cited
US2668077A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |