Patent US2089099A successfully refreshed from Google Patents.
US2089099A
Expired / Lapsed
US
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Die-sinking and engraving machine
Assignee: Milacron Inc
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Filing: 1936-01-08
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Granted: 1937-08-03
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Expires: 1956-01-08
Abstract
No abstract record available.
Inventors
- 👤 Erwin G Roehm
- 👤 John C Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:59
CPC Classifications
B; B23; B23C; B23C3/00; B23C3/16; B23C3/20; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/301624; Y10T409/30168; Y10T409/302072; Y10T409/302128
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) | 1940-08-02 | 1941-02-01 | 1941-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-02 | 1945-02-01 | 1945-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-02 | 1949-02-01 | 1949-08-03 | $7700.00 | Window Closed / Lapsed |