US3518334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming three dimensional plastic articles
Assignee: RL ADAMS PLASTICS INC
•
Filing: 1968-10-01
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Granted: 1970-06-30
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Expires: 1988-10-01
Abstract
No abstract record available.
Inventors
- 👤 William H Carrigan
- 👤 James A Maclam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:40
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/30; B29C51/32; B26; B26F; B26F1/00; B26F1/38; B26F1/40; B26F1/44; B26F2001/4427; B29C2793/00; B29C2793/0054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |