US3379561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of preparing filmy adhesive
Assignee: Toshiba Corp
•
Filing: 1964-03-19
•
Granted: 1968-04-23
•
Expires: 1984-03-19
Abstract
No abstract record available.
Inventors
- 👤 Manaka Kazuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:10
CPC Classifications
C; C09; C09J; C09J177/00; C09J177/06; C08; C08L; C08L61/00; C08L61/04; C08L61/06; C08L63/00; C08L63/04; C09J7/00; C09J7/20; C09J7/22; C09J7/30; C09J7/35
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2521912A
Cited
US2683130A
Cited
US2705223A
Cited
US2864791A
Cited
US2903381A
Cited
US2764502A
Cited
US2893965A
Cited
US3031421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |