US3041808A
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Assignee: Bell Intercontinental Corp
•
Filing: 1960-09-26
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Granted: 1962-07-03
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Expires: 1980-09-26
Abstract
No abstract record available.
Inventors
- 👤 Clyde A Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:16
CPC Classifications
B; B01; B01D; B01D39/00; B01D39/08; B01D39/086; B01D46/00; B01D46/66; B01D46/74; B01D46/76; B01D46/02; B01D46/04; B01D2239/00; B01D2239/04; B01D2239/0471; B01D2239/0478; B01D2239/06; B01D2239/065; B01D2239/0654; B01D2273/00; B01D2273/12; B01D2275/00; B01D2275/10
Claims Analysis
Total Claims: 0
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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) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |