US2786235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die mold
Assignee: Individual
•
Filing: 1954-09-20
•
Granted: 1957-03-26
•
Expires: 1974-09-20
Abstract
No abstract record available.
Inventors
- 👤 Schieferstein Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:56
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/0022; B29C33/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US456303A
Cited
US2006535A
Cited
US2335222A
Cited
US2589442A
Cited
US2515830A
Cited
US2500598A
Cited
US2661498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-25 | 1960-09-24 | 1961-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-25 | 1964-09-24 | 1965-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-25 | 1968-09-24 | 1969-03-26 | $7700.00 | Window Closed / Lapsed |