Patent US2805635A successfully refreshed from Google Patents.
US2805635A
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Apparatus for joining muffler parts
Assignee: OLDBERG Manufacturing CO
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Filing: 1952-04-29
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Granted: 1957-09-10
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Expires: 1972-04-29
Abstract
No abstract record available.
Inventors
- 👤 Adolph A Hale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:23
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/18; F01N13/1838; F01N13/1844; F01N13/185; B; B21; B21D; B21D53/00; B21D53/88; F01N13/1888; F01N13/1894; F01N2450/00; F01N2450/20; F01N2450/22; F01N2470/00; F01N2470/10
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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |