US1775358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Uniting of iron with other metals and elements
Assignee: GEN REDUCTION CORP
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Filing: 1929-09-23
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Granted: 1930-09-09
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Expires: 1949-09-23
Abstract
No abstract record available.
Inventors
- 👤 William H Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:04
CPC Classifications
C; C22; C22C; C22C33/00; C22C33/02; C22C33/0257; C22C33/0264; C22C33/0271; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49707; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/1216
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) | 1933-09-08 | 1934-03-10 | 1934-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-09-08 | 1938-03-10 | 1938-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-09-08 | 1942-03-10 | 1942-09-09 | $7700.00 | Window Closed / Lapsed |