US3848035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of manufacture of film having thickened profiles therein
Assignee: DowBrands Inc
•
Filing: 1972-01-03
•
Granted: 1974-11-12
•
Expires: 1992-01-03
Abstract
Abstract NO O.G. CLAIM/ABSTRACT AVAILABLE IN IFI DATABASE FOR THIS PATENT
Inventors
- 👤 R Behr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:45
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/88; B29C48/90; B29C48/901; B29C48/903; B29C48/03; B29C48/09; B29C48/10; B29C48/07; B29C48/08; B29C48/885; B29C48/907; B29C48/908; B29C48/911; B29C48/9115; B29C48/912; B29C55/00; B29C55/28; B29C48/001; B29C48/0018; B29C48/0019; B29L; B29L2023/00; B29L2023/001; B29L2023/003
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-11 | 1978-05-13 | 1978-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-11 | 1982-05-13 | 1982-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-11 | 1986-05-13 | 1986-11-12 | $7700.00 | Window Closed / Lapsed |