US3526949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fly's eye molding technique
Assignee: International Business Machines Corp
•
Filing: 1967-10-09
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Granted: 1970-09-08
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Expires: 1987-10-09
Abstract
No abstract record available.
Inventors
- 👤 Frank C Genovese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:52
CPC Classifications
C; C25; C25D; C25D1/00; C25D1/10; B; B29; B29D; B29D11/00; B29D11/00009; B29D11/00278; G; G02; G02B; G02B3/00; G02B3/0006; G02B3/0012; G02B3/0031; Y; Y10; Y10S; Y10S359/00; Y10S359/90; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T29/49812; Y10T29/49826; Y10T29/49888; Y10T29/4998; Y10T29/49982
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2858603A
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US2837817A
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US3012451A
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US3340714A
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US3283617A
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US3288045A
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US3384957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |