US2275523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silo and method of building same
Assignee: Individual
•
Filing: 1941-06-20
•
Granted: 1942-03-10
•
Expires: 1961-06-20
Abstract
No abstract record available.
Inventors
- 👤 Goldbeck Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:52
CPC Classifications
E; E04; E04H; E04H7/00; E04H7/22; E04H7/24; E04H7/26; E04H7/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1945-03-09 | 1945-09-08 | 1946-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-03-09 | 1949-09-08 | 1950-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-03-09 | 1953-09-08 | 1954-03-10 | $7700.00 | Window Closed / Lapsed |