US2867173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Tait Manufacturing Co
•
Filing: 1955-04-29
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Granted: 1959-01-06
•
Expires: 1975-04-29
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Lung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:42
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/08; F04D13/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2121299A
Cited
US2394860A
Cited
US2361747A
Cited
US2417197A
Cited
GB651619A
Cited
US2722892A
Cited
US2662206A
Cited
US2744466A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |