US3363477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear train assembly
Assignee: HERSEY SPARLING METER CO
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Filing: 1965-10-20
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Granted: 1968-01-16
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Curtiss Alan Clarkson
- 👤 Hood Roger Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:22
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/06; G01F15/065; F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19679; Y10T74/21; Y10T74/2186
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |