US2446057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic casting machine
Assignee: Individual
•
Filing: 1944-04-25
•
Granted: 1948-07-27
•
Expires: 1964-04-25
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:45
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/32; B29C48/03; B29C48/06; B29C48/131; B29C48/15; B29C48/09; B29C48/12; B29C48/13; Y; Y10; Y10S; Y10S425/00; Y10S425/034
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US551306A
Cited
US724287A
Cited
GB191216542A
Cited
US1577336A
Cited
US1706728A
Cited
US1890802A
Cited
US1824482A
Cited
US1845249A
Cited
US1929395A
Cited
GB401428A
Cited
US2127857A
Cited
GB445852A
Cited
US2226043A
Cited
US2348043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-27 | 1952-01-26 | 1952-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-27 | 1956-01-26 | 1956-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-27 | 1960-01-26 | 1960-07-27 | $7700.00 | Window Closed / Lapsed |