Patent US1316221A successfully refreshed from Google Patents.
US1316221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal-working machine
Assignee: —
•
Filing: —
•
Granted: 1919-09-16
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Expires: 1936-09-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:41
CPC Classifications
B; B23; B23C; B23C1/00; B23C1/12; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305544; Y10T409/305656; Y10T409/305824; Y10T409/30784; Y10T409/307952; Y10T409/308232
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) | 1922-09-15 | 1923-03-17 | 1923-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-09-15 | 1927-03-17 | 1927-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-09-15 | 1931-03-17 | 1931-09-16 | $7700.00 | Window Closed / Lapsed |