US2048164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating alloys
Assignee: Huntington Alloys Corp
•
Filing: 1931-08-31
•
Granted: 1936-07-21
•
Expires: 1951-08-31
Abstract
No abstract record available.
Inventors
- 👤 Norman B Pilling
- 👤 Paul D Merica
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:41
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/14; C22C38/18; C22C38/28; Y; Y10; Y10S; Y10S122/00; Y10S122/13
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) | 1939-07-21 | 1940-01-20 | 1940-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-07-21 | 1944-01-20 | 1944-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-07-21 | 1948-01-20 | 1948-07-21 | $7700.00 | Window Closed / Lapsed |