US1406469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roof flange
Assignee: Individual
•
Filing: 1920-05-19
•
Granted: 1922-02-14
•
Expires: 1940-05-19
Abstract
No abstract record available.
Inventors
- 👤 Rhoda M Mcgraw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:15
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/14; E04D13/147; E04D13/1473; E04D13/1476
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) | 1925-02-13 | 1925-08-15 | 1926-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-02-13 | 1929-08-15 | 1930-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-02-13 | 1933-08-15 | 1934-02-14 | $7700.00 | Window Closed / Lapsed |