Patent US1280372A successfully refreshed from Google Patents.
US1280372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silo.
Assignee: Individual
•
Filing: 1917-06-09
•
Granted: 1918-10-01
•
Expires: 1937-06-09
Abstract
No abstract record available.
Inventors
- 👤 Matthew O Beckner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:43
CPC Classifications
F; F25; F25C; F25C5/00; F25C5/02; F25C5/04; F25C5/12; B; B02; B02C; B02C2201/00; B02C2201/06; B02C2201/066; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8789
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) | 1921-09-30 | 1922-04-01 | 1922-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-09-30 | 1926-04-01 | 1926-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-09-30 | 1930-04-01 | 1930-10-01 | $7700.00 | Window Closed / Lapsed |