Patent US3013793A successfully refreshed from Google Patents.
US3013793A
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US
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Sucker rod shock absorber
Assignee: Individual
•
Filing: 1959-07-24
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Granted: 1961-12-19
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Expires: 1979-07-24
Abstract
No abstract record available.
Inventors
- 👤 Joe H Howell
- 👤 Clarence V Fillman
- 👤 Albert J Gallas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:08
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/14; F04B53/144; F04B53/145; Y; Y10; Y10T; Y10T403/00; Y10T403/45
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US873092A
Cited
US1785559A
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US1788363A
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US2212153A
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US2240519A
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US2230029A
Cited
US2400941A
Cited
US2620165A
Cited
US2671682A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |