US2316918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knob device
Assignee: MONOGRAM Manufacturing CO
•
Filing: 1942-04-06
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Granted: 1943-04-20
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Expires: 1962-04-06
Abstract
No abstract record available.
Inventors
- 👤 Frank C Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:27
CPC Classifications
E; E05; E05B; E05B1/00; E05B1/0015; A; A47; A47B; A47B61/00; A47B95/00; A47B95/02; F; F16; F16B; F16B9/00; F16B9/05; A47B2095/022; A47B2095/028; F16B2200/00; F16B2200/10; Y; Y10; Y10T; Y10T403/00; Y10T403/49; Y10T403/4974
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-04-19 | 1946-10-19 | 1947-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-04-19 | 1950-10-19 | 1951-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-04-19 | 1954-10-19 | 1955-04-20 | $7700.00 | Window Closed / Lapsed |