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Patent US3498818A successfully refreshed from Google Patents.
US3498818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making highly reflective aluminum films
Assignee: General Electric Co
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Filing: 1968-01-23
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Granted: 1970-03-03
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Expires: 1988-01-23
Abstract
No abstract record available.
Inventors
- 👤 Edward L Bahm
- 👤 Irvin C Peabody
- 👤 Willem Vedder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:23
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/54; C23C14/541; C23C14/02; C23C14/06; C23C14/14; C23C14/18
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) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |