Patent US2536602A successfully refreshed from Google Patents.
US2536602A
Expired / Lapsed
US
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Automatic flange system
Assignee: Individual
•
Filing: 1944-07-06
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Granted: 1951-01-02
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Expires: 1964-07-06
Abstract
No abstract record available.
Inventors
- 👤 John J Goett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:56
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/62; F16L37/08; F16L37/12; F16L37/1205; G; G21; G21F; G21F7/00; G21F7/06; G21F7/065; F16B; F16B2200/00; F16B2200/50; F16B2200/509; Y; Y10; Y10S; Y10S285/00; Y10S285/92
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) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |