Patent US1710064A successfully refreshed from Google Patents.
US1710064A
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Method of manufacturing piston rings
Assignee: MCQUAYNORRIS Manufacturing Co
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Filing: 1927-07-14
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Granted: 1929-04-23
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Expires: 1947-07-14
Abstract
No abstract record available.
Inventors
- 👤 Mummert Arden John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:18
CPC Classifications
B; B23; B23P; B23P15/00; B23P15/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49274; Y10T29/49277; Y10T29/49284; Y10T409/00; Y10T409/30; Y10T409/303752; Y10T409/303808; Y10T409/3042; Y10T409/304256; Y10T409/304424
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) | 1932-04-22 | 1932-10-22 | 1933-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-04-22 | 1936-10-22 | 1937-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-04-22 | 1940-10-22 | 1941-04-23 | $7700.00 | Window Closed / Lapsed |