US2643584A
Expired / Lapsed
US
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Method for cutting teeth in pinking shears
Assignee: EDWARD M WERTEPNY
•
Filing: 1949-05-12
•
Granted: 1953-06-30
•
Expires: 1969-05-12
Abstract
No abstract record available.
Inventors
- 👤 Wertepny Alexander
- 👤 Rudolph J Wertepny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:14
CPC Classifications
B; B24; B24B; B24B3/00; B24B3/58; B23; B23C; B23C3/00; B23C3/28; B23C3/34; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1908; Y10T408/00; Y10T408/03; Y10T408/39; Y10T409/00; Y10T409/30; Y10T409/303752
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1252679A
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US1384328A
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US1959190A
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US2286874A
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US2289155A
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US2353096A
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US2317262A
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US2327944A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |