Patent FR784539A successfully refreshed from Google Patents.
US792603A
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Fireproof shutter.
Assignee: Johns Manville Corp
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Filing: 1904-07-07
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Granted: 1905-06-20
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Expires: 1924-07-07
Abstract
No abstract record available.
Inventors
- 👤 Thomas T Lyman
- 👤 Henry C Hood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:12
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/02; E06B9/08; E06B9/11; E06B9/13; E06B9/56; E06B9/80; E06B9/82; E06B9/62; E06B9/84; A; A62; A62C; A62C2/00; A62C2/06; A62C2/10; E05; E05Y; E05Y2201/00; E05Y2201/40; E05Y2201/404; E05Y2201/41; E06B2009/135; E06B9/78; E06B2009/785; E06B7/00; E06B7/02; E06B9/17; E06B9/17007; E06B9/17046
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) | 1908-06-19 | 1908-12-19 | 1909-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-06-19 | 1912-12-19 | 1913-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-06-19 | 1916-12-19 | 1917-06-20 | $7700.00 | Window Closed / Lapsed |