US3050160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal connection and method for effecting the same
Assignee: Sears Roebuck and Co
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Filing: 1961-03-09
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Granted: 1962-08-21
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Expires: 1981-03-09
Abstract
No abstract record available.
Inventors
- 👤 Cecil E Chesser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:44
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/07; B; B21; B21D; B21D39/00; B21D39/03; B21D39/031; B21D39/032; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49922; Y10T29/49924; Y10T403/00; Y10T403/49; Y10T403/71
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) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |