US3494296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diffuser
Assignee: General Electric Co
•
Filing: 1968-06-14
•
Granted: 1970-02-10
•
Expires: 1988-06-14
Abstract
No abstract record available.
Inventors
- 👤 Douglas M Gluntz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:45
CPC Classifications
F; F04; F04F; F04F5/00; F04F5/44; F04F5/46; Y; Y10; Y10S; Y10S261/00; Y10S261/78
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US720908A
Cited
US862005A
Cited
US1748488A
Cited
US1942048A
Cited
US2011224A
Cited
US2988139A
Cited
US3187682A
Cited
US3371618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |