Patent US3513736A successfully refreshed from Google Patents.
US3513736A
Expired / Lapsed
US
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Fluid control system for article handling equipment
Assignee: Phillips Petroleum Co
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Filing: 1968-06-10
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Granted: 1970-05-26
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Expires: 1988-06-10
Abstract
No abstract record available.
Inventors
- 👤 Baxter L Thorman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:45
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/16; B26D3/161; B23; B23D; B23D33/00; B23D33/006; B65; B65G; B65G23/00; B65G2811/00; B65G2811/09; B65G2811/091; B65G2811/093; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16032; Y10T82/16426; Y10T82/16967; Y10T82/16983; Y10T83/00; Y10T83/081; Y10T83/091; Y10T83/444; Y10T83/4463; Y10T83/461; Y10T83/4612
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |