Patent US5546207A successfully refreshed from Google Patents.
Patent US1477582A successfully refreshed from Google Patents.
US1477582A
Expired / Lapsed
US
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Rail-breaking machine
Assignee: METAL SUPPLY Co
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Filing: 1921-12-22
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Granted: 1923-12-18
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Expires: 1941-12-22
Abstract
No abstract record available.
Inventors
- 👤 David H Miller
- 👤 Miller Abner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:00
CPC Classifications
B; B23; B23D; B23D31/00; B23D31/002; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/371; Y10T225/379; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8858
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-12-17 | 1927-06-18 | 1927-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-12-17 | 1931-06-18 | 1931-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-12-17 | 1935-06-18 | 1935-12-18 | $7700.00 | Window Closed / Lapsed |