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US1490775A
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Assignee: Individual
•
Filing: 1921-11-01
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Granted: 1924-04-15
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Expires: 1941-11-01
Abstract
No abstract record available.
Inventors
- 👤 Hemmerly Franklin Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 01:12
CPC Classifications
B; B25; B25F; B25F1/00; Y; Y10; Y10S; Y10S7/00; Y10S7/901; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761; Y10T279/17846; Y10T29/00; Y10T29/53; Y10T29/53796; Y10T29/53809
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) | 1927-04-15 | 1927-10-15 | 1928-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-04-15 | 1931-10-15 | 1932-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-04-15 | 1935-10-15 | 1936-04-15 | $7700.00 | Window Closed / Lapsed |