US1828609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: RC Mahon Co
•
Filing: 1928-09-21
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Granted: 1931-10-20
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Expires: 1948-09-21
Abstract
No abstract record available.
Inventors
- 👤 Russell C Mahon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:58
CPC Classifications
B; B05; B05B; B05B16/00; B05B16/90; B05B16/95; B05B16/20; B05B13/00; B05B13/02; B05B13/04; B05B13/0447; B05B13/0452; Y; Y10; Y10S; Y10S118/00; Y10S118/07; Y10S55/00; Y10S55/46
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) | 1934-10-19 | 1935-04-20 | 1935-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-10-19 | 1939-04-20 | 1939-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-10-19 | 1943-04-20 | 1943-10-20 | $7700.00 | Window Closed / Lapsed |