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Patent US1050439A successfully refreshed from Google Patents.
US1050439A
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Draft apparatus.
Assignee: HANSMANN MANUFACTURING Co
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Filing: 1911-10-05
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Granted: 1913-01-14
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Expires: 1931-10-05
Abstract
No abstract record available.
Inventors
- 👤 Emil M Erdmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:59
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/04; A01B59/042
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) | 1916-01-14 | 1916-07-15 | 1917-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-01-14 | 1920-07-15 | 1921-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-01-14 | 1924-07-15 | 1925-01-14 | $7700.00 | Window Closed / Lapsed |