Patent US2511080A successfully refreshed from Google Patents.
US2511080A
Expired / Lapsed
US
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Means for forming seams
Assignee: Individual
•
Filing: 1947-03-24
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Granted: 1950-06-13
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Expires: 1967-03-24
Abstract
No abstract record available.
Inventors
- 👤 Norman M Rosenbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:26
CPC Classifications
A; A41; A41D; A41D27/00; A41D27/24; Y; Y10; Y10T; Y10T442/00; Y10T442/30; Y10T442/3008; Y10T442/3024; Y10T442/40; Y10T442/413
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |