Patent US664143A successfully refreshed from Google Patents.
US664143A
Expired / Lapsed
US
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Duplex packing-ring for piston-rods.
Assignee: Garlock Packing Co
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Filing: 1900-07-05
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Granted: 1900-12-18
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Expires: 1920-07-05
Abstract
No abstract record available.
Inventors
- 👤 Olin J Garlock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:18
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1903-12-18 | 1904-06-18 | 1904-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-12-18 | 1908-06-18 | 1908-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-12-18 | 1912-06-18 | 1912-12-18 | $7700.00 | Window Closed / Lapsed |