Patent US1228239A successfully refreshed from Google Patents.
US1228239A
Expired / Lapsed
US
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Rivet.
Assignee: WATSON M MYERS
•
Filing: 1916-04-22
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Granted: 1917-05-29
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Expires: 1936-04-22
Abstract
No abstract record available.
Inventors
- 👤 George B Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:46
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; 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) | 1920-05-28 | 1920-11-27 | 1921-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-05-28 | 1924-11-27 | 1925-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-05-28 | 1928-11-27 | 1929-05-29 | $7700.00 | Window Closed / Lapsed |