Patent US680380A successfully refreshed from Google Patents.
US680380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for preserving seals in traps of water-closets, urinals, washbasins, sinks, &c.
Assignee: Individual
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Filing: 1900-10-13
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Granted: 1901-08-13
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Expires: 1920-10-13
Abstract
No abstract record available.
Inventors
- 👤 Mary A Hide
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:48
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/72; C02F1/76; C02F1/763; G; G05; G05D; G05D11/00; G05D11/006; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2572; Y10T137/4456; Y10T137/4463; Y10T137/4516; Y10T137/7287; Y10T137/7297; Y10T137/73; Y10T137/7358; Y10T137/7439; Y10T137/7475; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7802; Y10T137/7831
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) | 1904-08-12 | 1905-02-11 | 1905-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-08-12 | 1909-02-11 | 1909-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-08-12 | 1913-02-11 | 1913-08-13 | $7700.00 | Window Closed / Lapsed |