Patent US2500109A successfully refreshed from Google Patents.
US2500109A
Expired / Lapsed
US
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Toggle means for jaw crushers
Assignee: Individual
•
Filing: 1946-03-07
•
Granted: 1950-03-07
•
Expires: 1966-03-07
Abstract
No abstract record available.
Inventors
- 👤 Young Donald Hibbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:30
CPC Classifications
B; B02; B02C; B02C1/00; B02C1/02; B02C1/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18184; Y10T74/182
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US225104A
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US419460A
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US549263A
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US1513855A
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GB189801632A
Cited
GB190103102A
Cited
US773107A
Cited
US947667A
Cited
US1098105A
Cited
US1611128A
Cited
DE495053C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-06 | 1953-09-05 | 1954-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-06 | 1957-09-05 | 1958-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-06 | 1961-09-05 | 1962-03-07 | $7700.00 | Window Closed / Lapsed |