Patent US2668004A successfully refreshed from Google Patents.
US2668004A
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US
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Compressor
Assignee: American Brake Shoe Co
•
Filing: 1948-03-02
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Granted: 1954-02-02
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Expires: 1968-03-02
Abstract
No abstract record available.
Inventors
- 👤 Lindsay H Browne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:54
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/10; F04B49/103; F04B27/00; F04B27/02; F04B27/04; F04B27/053; F04B27/0536; F04B27/0538; F04B35/00; F04B35/04; F04B39/00; F04B39/02; F04B39/0223; F04B39/023; F04B39/0261; F04B39/06; F04B39/066; F04B39/10; F04B39/102; F04B39/1033; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18248; Y10T74/18256
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |