Patent US681196A successfully refreshed from Google Patents.
US681196A
Expired / Lapsed
US
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Tubular metallic frame.
Assignee: Individual
•
Filing: 1900-11-05
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Granted: 1901-08-27
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Expires: 1920-11-05
Abstract
No abstract record available.
Inventors
- 👤 Erving D Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:14
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; E; E04; E04C; E04C5/00; E04C5/16; E04C5/162; E04C5/163; E04C5/165; Y; Y10; Y10T; Y10T403/00; Y10T403/47
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) | 1904-08-26 | 1905-02-25 | 1905-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-08-26 | 1909-02-25 | 1909-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-08-26 | 1913-02-25 | 1913-08-27 | $7700.00 | Window Closed / Lapsed |