Patent US207694A successfully refreshed from Google Patents.
US207694A
Expired / Lapsed
US
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Improvement in clasps
Assignee: —
•
Filing: —
•
Granted: 1878-09-03
•
Expires: 1895-09-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:52
CPC Classifications
A; A44; A44B; A44B13/00; A44B13/0005; A44B13/0017; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44932; Y10T24/45; Y10T24/45225; Y10T24/4588; Y10T24/45906; Y10T24/45911; Y10T24/45921; Y10T24/45969; Y10T24/45979; Y10T24/47; Y10T24/4709
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) | 1881-09-02 | 1882-03-04 | 1882-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1885-09-02 | 1886-03-04 | 1886-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1889-09-02 | 1890-03-04 | 1890-09-03 | $7700.00 | Window Closed / Lapsed |