Patent US3816339A successfully refreshed from Google Patents.
US710073A
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US
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Assignee: DANIEL S PRATT
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Filing: 1901-12-28
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Granted: 1902-09-30
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Expires: 1921-12-28
Abstract
No abstract record available.
Inventors
- 👤 Philip W Pratt
- 👤 Rolon E Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:16
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/002; A61; A61H; A61H3/00; A61H3/02; A61H3/0288; Y; Y10; Y10S; Y10S285/00; Y10S285/91
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) | 1905-09-29 | 1906-03-31 | 1906-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-09-29 | 1910-03-31 | 1910-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-09-29 | 1914-03-31 | 1914-09-30 | $7700.00 | Window Closed / Lapsed |