US2631328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Caster
Assignee: Bassick Co
•
Filing: 1949-05-18
•
Granted: 1953-03-17
•
Expires: 1969-05-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Michael Kramcsak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:10
CPC Classifications
B; B60; B60B; B60B33/00; B60B33/0047; B60B33/0052
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US10331A
Cited
US309273A
Cited
GB190517466A
Cited
US932038A
Cited
US985492A
Cited
US1465044A
Cited
US1873888A
Cited
US1975661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |