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US738280A
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Assignee: Individual
•
Filing: 1903-03-16
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Granted: 1903-09-08
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Expires: 1923-03-16
Abstract
No abstract record available.
Inventors
- 👤 William Edgar Bell
- 👤 Francis William Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:05
CPC Classifications
E; E05; E05C; E05C9/00; E05C9/06; Y; Y10; Y10S; Y10S292/00; Y10S292/03; Y10S292/21; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5226; Y10T70/523; Y10T70/5239; Y10T70/5246; Y10T70/5248; Y10T70/5252; Y10T70/5261
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) | 1906-09-07 | 1907-03-09 | 1907-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-09-07 | 1911-03-09 | 1911-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-09-07 | 1915-03-09 | 1915-09-08 | $7700.00 | Window Closed / Lapsed |