US3001767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tubular structure
Assignee: KENMORE MACHINE PRODUCTS Inc
•
Filing: 1959-11-16
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Granted: 1961-09-26
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Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Charles R Straubing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:55
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/24; F28D; F28D7/00; F28D7/02; F28D7/028; F28D7/10; F28D7/106; F28F9/02; F28F9/0234; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929
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) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |