Patent US1150401A successfully refreshed from Google Patents.
US1150401A
Expired / Lapsed
US
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Treating iron and steel ingots.
Assignee: Individual
•
Filing: 1915-05-05
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Granted: 1915-08-17
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Expires: 1935-05-05
Abstract
No abstract record available.
Inventors
- 👤 Benjamin Talbot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:54
CPC Classifications
C; C21; C21D; C21D8/00; C21D8/02; C21D8/04; C21D8/0421; C21D8/0426; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49972; Y10T29/49973; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12271; Y10T428/12285
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) | 1918-08-16 | 1919-02-15 | 1919-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-08-16 | 1923-02-15 | 1923-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-08-16 | 1927-02-15 | 1927-08-17 | $7700.00 | Window Closed / Lapsed |