Patent US2849253A successfully refreshed from Google Patents.
US2849253A
Expired / Lapsed
US
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Self-balancing loadere fork
Assignee: BOPP Mfg Inc
•
Filing: 1956-12-31
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Granted: 1958-08-26
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Expires: 1976-12-31
Abstract
No abstract record available.
Inventors
- 👤 Cecil W Bopp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:16
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/22; B66C1/24; E; E04; E04G; E04G7/00; E04G7/30; E04G7/302; E04G7/303; E04G7/304
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1525090A
Cited
US1713586A
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US1825018A
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US2068825A
Cited
US2247168A
Cited
US2250273A
Cited
US2772794A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |