US3549272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvements in or relating to blading arrangement for turbomachines
Assignee: Safran Aircraft Engines SAS
•
Filing: 1968-12-10
•
Granted: 1970-12-22
•
Expires: 1988-12-10
Abstract
No abstract record available.
Inventors
- 👤 Louis Jules Bauger
- 👤 Jean Georges Bouiller
- 👤 Armand Jean-Baptiste Lacroix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:04
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/26; F04D29/32; F04D29/321; F04D29/322; F04D29/323; F01; F01D; F01D5/00; F01D5/02; F01D5/022; F01D7/00; F04D19/00; F04D19/02; F04D19/022; F05; F05D; F05D2260/00; F05D2260/70; F05D2260/74; F05D2260/76; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |