US3472259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid information system
Assignee: Schneider Electric Systems USA Inc
•
Filing: 1967-06-23
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Granted: 1969-10-14
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Expires: 1987-06-23
Abstract
No abstract record available.
Inventors
- 👤 Richard W Hatch Jr
- 👤 Hans-Dieter Kinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:55
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/02; F; F15; F15C; F15C1/00; F15C1/001; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/86461
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |