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US993296A
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Assignee: VIRGINIA PATENT SALES CORP
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Filing: 1910-06-16
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Granted: 1911-05-23
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Expires: 1930-06-16
Abstract
No abstract record available.
Inventors
- 👤 George M Guerrant
- 👤 William R Guerrant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:03
CPC Classifications
G; G01; G01D; G01D7/00; G01D7/02; G01D7/04; G01D7/06
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) | 1914-05-22 | 1914-11-21 | 1915-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-05-22 | 1918-11-21 | 1919-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-05-22 | 1922-11-21 | 1923-05-23 | $7700.00 | Window Closed / Lapsed |