US2698661A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal slitter
Assignee: Individual
•
Filing: 1950-03-24
•
Granted: 1955-01-04
•
Expires: 1970-03-24
Abstract
No abstract record available.
Inventors
- 👤 Fred L Macquarrie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:43
CPC Classifications
B; B23; B23D; B23D19/00; B23D19/04; B23D19/06; Y; Y10; Y10T; Y10T83/00; Y10T83/727; Y10T83/741; Y10T83/768; Y10T83/7793; Y10T83/7797; Y10T83/7809; Y10T83/783; Y10T83/7843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1594883A
Cited
US299982A
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US1088138A
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US1257321A
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US1353634A
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US1614425A
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US1787558A
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US1989136A
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GB402714A
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US2032276A
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US2181173A
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US2210018A
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US2271459A
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US2486786A
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US2474299A
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US2573332A
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US2613571A
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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) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |