US3366043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure-actuated sensing and recording devices
Assignee: International Business Machines Corp
•
Filing: 1964-06-18
•
Granted: 1968-01-30
•
Expires: 1984-06-18
Abstract
No abstract record available.
Inventors
- 👤 Clyde J Fitch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:47
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/02; G06K15/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8326
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2979255A
Cited
US2072447A
Cited
US2027033A
Cited
US2053063A
Cited
US2056394A
Cited
US2227141A
Cited
US2510552A
Cited
US2900130A
Cited
US3226530A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |