US3420733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of casting a thin resin film lining into a mold surface and the product
Assignee: Ibigawa Electric Industry Co Ltd
•
Filing: 1963-10-07
•
Granted: 1969-01-07
•
Expires: 1983-10-07
Abstract
No abstract record available.
Inventors
- 👤 Hiroshi Ochi
- 👤 Hiroshige Taki
- 👤 Kimio Sugimoto
- 👤 Yoshimi Hayase
- 👤 Bungo Nakazawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:55
CPC Classifications
B; B29; B29C; B29C39/00; B29C39/003; B29C39/006; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31786; Y10T428/31794
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE24351E
Cited
US2883315A
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GB622675A
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US2510503A
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US2631960A
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US2765251A
Cited
US3026228A
Cited
US3135645A
Cited
US3072973A
Cited
US3208894A
Cited
US3082180A
Cited
US3219734A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |