Patent US1815187A successfully refreshed from Google Patents.
US1815187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safe and vault member and construction
Assignee: GUARDIAN METALS Co
•
Filing: 1930-04-24
•
Granted: 1931-07-21
•
Expires: 1950-04-24
Abstract
No abstract record available.
Inventors
- 👤 Henry L Coles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:42
CPC Classifications
E; E05; E05G; E05G1/00; E05G1/02; E05G1/024; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/1234; Y10T428/12486; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12951
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) | 1934-07-20 | 1935-01-19 | 1935-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-07-20 | 1939-01-19 | 1939-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-07-20 | 1943-01-19 | 1943-07-21 | $7700.00 | Window Closed / Lapsed |