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Patent US2784751A successfully refreshed from Google Patents.
US2784751A
Expired / Lapsed
US
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Reciprocating saw with laminated blade
Assignee: Individual
•
Filing: 1953-08-03
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Granted: 1957-03-12
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Expires: 1973-08-03
Abstract
No abstract record available.
Inventors
- 👤 Carl J Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:27
CPC Classifications
B; B23; B23D; B23D61/00; B23D61/12; B23D61/123; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8878
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE68684C
Cited
US1537980A
Cited
GB233251A
Cited
US1838125A
Cited
GB564152A
Cited
US2573573A
Cited
US2596481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-11 | 1960-09-10 | 1961-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-11 | 1964-09-10 | 1965-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-11 | 1968-09-10 | 1969-03-12 | $7700.00 | Window Closed / Lapsed |