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Patent US3016604A successfully refreshed from Google Patents.
US3016604A
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Valve seat puller
Assignee: Grant Oil Tool Co
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Filing: 1958-10-09
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Granted: 1962-01-16
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Expires: 1978-10-09
Abstract
No abstract record available.
Inventors
- 👤 Castelvecchi John Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:38
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/02; B25B27/026; B25B27/14; B25B27/24; Y; Y10; Y10S; Y10S29/00; Y10S29/046; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49298; Y10T29/49302; Y10T29/49306; Y10T29/49815; Y10T29/49822; Y10T29/53; Y10T29/53796; Y10T29/53839; Y10T29/53843; Y10T29/53991
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1389657A
Cited
US1726187A
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US2287767A
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US2441517A
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US2662276A
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US2730176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |