US2919853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counting apparatus
Assignee: MACH INSTR Inc
•
Filing: 1958-01-07
•
Granted: 1960-01-05
•
Expires: 1978-01-07
Abstract
No abstract record available.
Inventors
- 👤 Daniel T Wight
- 👤 Raymond F Kimball
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:21
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/08; G06M1/10; H; H03; H03K; H03K21/00; H03K21/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2200551A
Cited
US2544529A
Cited
US2765118A
Cited
US2697559A
Cited
US2812429A
Cited
US2812136A
Cited
US2783379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |