Patent US4176142A successfully refreshed from Google Patents.
Patent US925028A successfully refreshed from Google Patents.
US925028A
Expired / Lapsed
US
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Method of making ribbed plates.
Assignee: AMERICAN TYPOGRAPHIC Corp
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Filing: 1901-07-16
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Granted: 1909-06-15
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Expires: 1921-07-16
Abstract
No abstract record available.
Inventors
- 👤 Francis H Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:33
CPC Classifications
B; B21; B21D; B21D37/00; B21D37/20; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49883; Y10T29/49908; Y10T29/49915
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) | 1912-06-14 | 1912-12-14 | 1913-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-06-14 | 1916-12-14 | 1917-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-06-14 | 1920-12-14 | 1921-06-15 | $7700.00 | Window Closed / Lapsed |