US1251591A
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Assignee: Individual
•
Filing: 1917-06-18
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Granted: 1918-01-01
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Expires: 1937-06-18
Abstract
No abstract record available.
Inventors
- 👤 John H Stoddart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:32
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/16; Y; Y10; Y10S; Y10S70/00; Y10S70/56; Y10T; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/5615; Y10T70/5619; Y10T70/5624; Y10T70/5628; Y10T70/569; Y10T70/573; Y10T70/5735; Y10T70/5854; Y10T70/5867; Y10T70/70; Y10T70/7153; Y10T70/7181; Y10T70/7198; Y10T70/7215; Y10T70/7226
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) | 1920-12-31 | 1921-07-02 | 1922-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-12-31 | 1925-07-02 | 1926-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-12-31 | 1929-07-02 | 1930-01-01 | $7700.00 | Window Closed / Lapsed |