US2963298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically expanding thin walled tools
Assignee: SCULLY JONES AND CO
•
Filing: 1958-04-16
•
Granted: 1960-12-06
•
Expires: 1978-04-16
Abstract
No abstract record available.
Inventors
- 👤 Bernard R Better
- 👤 Richard F Wharton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:49
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/24; B23B31/30; B23B31/305; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1021; Y10T279/1024; Y10T279/1029; Y10T279/12; Y10T279/1216; Y10T279/34; Y10T279/3493; Y10T82/00; Y10T82/26; Y10T82/266; Y10T82/268
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE745845C
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US2331504A
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US2480369A
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US2499241A
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US2636254A
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US2797602A
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US2797604A
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US2797603A
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US2744756A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |