US3497587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a flexible container
Assignee: Taiyo Kogyo Co Ltd
•
Filing: 1966-09-22
•
Granted: 1970-02-24
•
Expires: 1986-09-22
Abstract
No abstract record available.
Inventors
- 👤 Tsutomu Ikeda
- 👤 Kiyoshi Fukui
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:11
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/16; B; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/60; B29C53/602; B29C53/605; B29C53/80; B29C53/82; B29C53/821; B29C53/824; F17C2203/00; F17C2203/06; F17C2203/0634; F17C2203/0658; F17C2203/0663; F17C2203/0673; F17C2209/00; F17C2209/21; F17C2209/2154
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2448114A
Cited
US2744043A
Cited
US2794481A
Cited
US3047191A
Cited
US3220910A
Cited
US3303079A
Cited
US3293860A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |