Patent US2509857A successfully refreshed from Google Patents.
US2649583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work suit for farmers
Assignee: Individual
•
Filing: 1950-08-04
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Granted: 1953-08-25
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Expires: 1970-08-04
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Schaeffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:16
CPC Classifications
A; A41; A41D; A41D13/00; A41D13/002; A41D13/0025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US382306A
Cited
US458750A
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US642166A
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US2171337A
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US2394078A
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US2361786A
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US2512990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |