US3496607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for molding a thermoplastic film blister for merchandise packaging
Assignee: Parker Metal Goods Co
•
Filing: 1967-02-17
•
Granted: 1970-02-24
•
Expires: 1987-02-17
Abstract
No abstract record available.
Inventors
- 👤 Robert L Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:14
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/30; B29C33/306; B29C51/00; B29C51/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2301125A
Cited
US2518565A
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US2967328A
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US3061881A
Cited
US3135998A
Cited
US3225387A
Cited
US3346923A
Cited
US3378888A
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 |