US2461176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mulling apparatus
Assignee: Pettibone Traverse Lift LLC
•
Filing: 1945-06-30
•
Granted: 1949-02-08
•
Expires: 1965-06-30
Abstract
No abstract record available.
Inventors
- 👤 Walter F Piper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:14
CPC Classifications
B; B22; B22C; B22C5/00; B22C5/04; B22C5/0409; B22C5/044; B02; B02C; B02C15/00; B02C15/14; B22C5/0422; B22C5/0427; Y; Y10; Y10S; Y10S241/00; Y10S241/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US646484A
Cited
US1512536A
Cited
US1864385A
Cited
US1910028A
Cited
US1933278A
Cited
US2144636A
Cited
US2318797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-08 | 1952-08-09 | 1953-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-08 | 1956-08-09 | 1957-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-08 | 1960-08-09 | 1961-02-08 | $7700.00 | Window Closed / Lapsed |