US3496597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container forming apparatus
Assignee: Dow Chemical Co
•
Filing: 1966-08-24
•
Granted: 1970-02-24
•
Expires: 1986-08-24
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Ayres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:40
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/04; B29C49/00; B29C49/02; B29C49/0685; B29C49/06905; B29C49/0691; B29C49/22; B29C51/02; B29C51/14; B29C51/26; B29C51/30; B29C51/32; B29C2949/00; B29C2949/07; B29C2949/081; B29C2949/0811; B29C2949/082; B29C51/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3009196A
Cited
BE642609A
Cited
US3341644A
Cited
US3203218A
Cited
US3224038A
Cited
US3324509A
Cited
US3305158A
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 |