US2649500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inspecting apparatus
Assignee: OI Glass Inc
•
Filing: 1949-12-16
•
Granted: 1953-08-18
•
Expires: 1969-12-16
Abstract
No abstract record available.
Inventors
- 👤 William J Fedorchak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:22
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/0004; G01N33/0009; G01N33/0073; G01N21/00; G01N21/84; G01N21/88; G01N21/90
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1414400A
Cited
US1648058A
Cited
US1897141A
Cited
US2021907A
Cited
US2184159A
Cited
US2193606A
Cited
US2454411A
Cited
US2247684A
Cited
US2481863A
Cited
US2481354A
Cited
US2550316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |