US1946149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ham boiler and the like
Assignee: Alcoa Corp
•
Filing: 1931-07-13
•
Granted: 1934-02-06
•
Expires: 1951-07-13
Abstract
No abstract record available.
Inventors
- 👤 Harry V Churchill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:03
CPC Classifications
A; A47; A47J; A47J36/00; A47J36/02; Y; Y10; Y10S; Y10S220/00; Y10S220/13; Y10S220/912; Y10S220/917
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) | 1937-02-05 | 1937-08-07 | 1938-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-02-05 | 1941-08-07 | 1942-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-02-05 | 1945-08-07 | 1946-02-06 | $7700.00 | Window Closed / Lapsed |