US985160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety-valve.
Assignee: MAINE DEVELOPMENT Corp
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Filing: 1910-01-15
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Granted: 1911-02-28
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Expires: 1930-01-15
Abstract
No abstract record available.
Inventors
- 👤 Nelson Goodyear
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:21
CPC Classifications
A; A62; A62C; A62C4/00; A62C4/02; Y; Y10; Y10T; Y10T137/00; Y10T137/4456; Y10T137/4643; Y10T137/7287; Y10T137/7358; Y10T137/7365; Y10T137/7423; Y10T137/7426; Y10T137/7436; Y10T137/7722; Y10T137/8593; Y10T137/877
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) | 1914-02-27 | 1914-08-29 | 1915-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-02-27 | 1918-08-29 | 1919-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-02-27 | 1922-08-29 | 1923-02-28 | $7700.00 | Window Closed / Lapsed |