US2515410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal
Assignee: Niles Bement Pond Co
•
Filing: 1944-05-27
•
Granted: 1950-07-18
•
Expires: 1964-05-27
Abstract
No abstract record available.
Inventors
- 👤 Eugene D Laas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:10
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/36; Y; Y10; Y10S; Y10S277/00; Y10S277/927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1666637A
Cited
US1768647A
Cited
US1746068A
Cited
US1789978A
Cited
US2010930A
Cited
US2008580A
Cited
US2334548A
Cited
US2353988A
Cited
US2379868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-17 | 1954-01-16 | 1954-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-17 | 1958-01-16 | 1958-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-17 | 1962-01-16 | 1962-07-18 | $7700.00 | Window Closed / Lapsed |