US3535625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strain and flaw detector
Assignee: Garrett Corp
•
Filing: 1968-04-22
•
Granted: 1970-10-20
•
Expires: 1988-04-22
Abstract
No abstract record available.
Inventors
- 👤 Norman F Pratt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:58
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/72; G01N27/82; G01N27/90; G01N27/9046; G01N27/9006; G01L; G01L1/00; G01L1/12; G01L1/125; G01L1/127
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA626558A
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FR716410A
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US2311715A
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US2266620A
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GB573182A
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US2531414A
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US2858505A
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US2918621A
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US2921298A
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US3247453A
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US3271662A
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US3201562A
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US3273055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |