US3448607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strain gauge temperature compensation system
Assignee: Microdot Inc
•
Filing: 1965-10-18
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Granted: 1969-06-10
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Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 John D Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:08
CPC Classifications
G; G01; G01L; G01L1/00; G01L1/20; G01L1/22; G01L1/2268; G01L1/2281
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2322319A
Cited
US2826062A
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US3105139A
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US2948872A
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US3034347A
Cited
US3237138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |