US2423818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tag
Assignee: REYBURN Manufacturing Co Inc
•
Filing: 1943-10-05
•
Granted: 1947-07-08
•
Expires: 1963-10-05
Abstract
No abstract record available.
Inventors
- 👤 Robert C Schmutzler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:39
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/08; G09F3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US659199A
Cited
US976073A
Cited
US1075327A
Cited
US1749400A
Cited
US1852255A
Cited
US2016059A
Cited
US2205956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-07 | 1951-01-06 | 1951-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-07 | 1955-01-06 | 1955-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-07 | 1959-01-06 | 1959-07-08 | $7700.00 | Window Closed / Lapsed |