US2934259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: RTX Corp
•
Filing: 1956-06-18
•
Granted: 1960-04-26
•
Expires: 1976-06-18
Abstract
No abstract record available.
Inventors
- 👤 George F Hausmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:35
CPC Classifications
F; F04; F04D; F04D21/00; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/141; F04D29/00; F04D29/26; F04D29/32; F04D29/321; F04D29/324; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2721693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |