US3483095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for filling pores
Assignee: General Electric Co
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Filing: 1967-01-12
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Granted: 1969-12-09
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Expires: 1987-01-12
Abstract
No abstract record available.
Inventors
- 👤 Charles P Bean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:00
CPC Classifications
B; B01; B01D; B01D69/00; B01D69/14; B01D69/141; B01D69/1411; B01D69/14111
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) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |