US1515214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kiln accessory
Assignee: Individual
•
Filing: 1924-04-03
•
Granted: 1924-11-11
•
Expires: 1944-04-03
Abstract
No abstract record available.
Inventors
- 👤 Frank T Kelleher
- 👤 Samuel R Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:53
CPC Classifications
F; F26; F26B; F26B25/00; F26B25/06; F26B25/14; F26B25/18; F26B25/185; F26B2210/00; F26B2210/16
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) | 1927-11-11 | 1928-05-12 | 1928-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-11-11 | 1932-05-12 | 1932-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-11-11 | 1936-05-12 | 1936-11-11 | $7700.00 | Window Closed / Lapsed |