Patent US902767A successfully refreshed from Google Patents.
US902767A
Expired / Lapsed
US
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Method of manufacturing plates.
Assignee: Individual
•
Filing: 1903-01-26
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Granted: 1908-11-03
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Expires: 1923-01-26
Abstract
No abstract record available.
Inventors
- 👤 Harry E Sheldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:17
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3284; F16J15/3288; H; H10; H10W; H10W72/00; H10W72/071; H10W72/077; Y; Y10; Y10T; Y10T29/00; Y10T29/30; Y10T29/301; Y10T29/303; Y10T29/306; Y10T29/49; Y10T29/49789; Y10T29/4981
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) | 1911-11-03 | 1912-05-04 | 1912-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-11-03 | 1916-05-04 | 1916-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-11-03 | 1920-05-04 | 1920-11-03 | $7700.00 | Window Closed / Lapsed |