Patent US663857A successfully refreshed from Google Patents.
US663857A
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US
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Fire-escape.
Assignee: SABIC Global Technologies BV
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Filing: 1900-09-04
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Granted: 1900-12-18
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Expires: 1920-09-04
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Browder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:09
CPC Classifications
A; A01; A01K; A01K87/00; A01K87/02; A47; A47B; A47B3/00; A47B3/08; A47B3/091; A47B3/0911; A47B3/0912; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32393
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) | 1903-12-18 | 1904-06-18 | 1904-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-12-18 | 1908-06-18 | 1908-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-12-18 | 1912-06-18 | 1912-12-18 | $7700.00 | Window Closed / Lapsed |