US3058207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of disassembling pump piston from piston rod
Assignee: Oil States Industries Inc
•
Filing: —
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Granted: 1962-10-16
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Expires: 1979-10-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:55
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/02; B23P19/025; F; F04; F04B; F04B53/00; F04B53/14; F04B53/144; F04B53/147; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49236; Y10T29/49238; Y10T29/53; Y10T29/53796; Y10T29/5383; Y10T29/53848; Y10T29/53857; Y10T29/53878; Y10T29/53883
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US720622A
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US1367816A
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US1395587A
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US1736506A
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US2246954A
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US2317122A
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US2487902A
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US2688183A
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US2684527A
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US2721377A
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US2741022A
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US2853774A
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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) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |