Patent US3748204A successfully refreshed from Google Patents.
US3748204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing laminated paper
Assignee: Fujifilm Holdings Corp
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Filing: 1971-02-23
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Granted: 1973-07-24
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Expires: 1991-02-23
Abstract
Abstract METHOD OF PRODUCING A SYNTHETIC RESIN-LAMINATED PAPER BY SIMULTANEOUSLY COATING A SYNTHETIC RESIN ON BOTH SIDES OF THE PAPER AND APPLYING MICROWAVE ENERGY AT THE SAME TIME.
Inventors
- 👤 N Minagawa
- 👤 T Murayama
- 👤 K Honda
- 👤 T Kasugai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:10
CPC Classifications
B; B32; B32B; B32B23/00; B32B23/04; B32B23/06; B32B27/00; B32B27/06; B32B27/10; B32B7/00; B32B7/04; B32B7/12; D; D21; D21H; D21H25/00; D21H25/04; D21H25/06; B32B2310/00; B32B2310/08; B32B2310/0806; B32B2310/0862; B32B2317/00; B32B2317/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-23 | 1977-01-22 | 1977-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-23 | 1981-01-22 | 1981-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-23 | 1985-01-22 | 1985-07-24 | $7700.00 | Window Closed / Lapsed |