Patent US3545951A successfully refreshed from Google Patents.
US3545951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for shaping sheet material
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1967-02-27
•
Granted: 1970-12-08
•
Expires: 1987-02-27
Abstract
No abstract record available.
Inventors
- 👤 Maurice Nedelec
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:12
CPC Classifications
C; C03; C03B; C03B27/00; C03B27/04; C03B27/044; C03B27/0442; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/0252; C03B23/0254; C03B23/03; C03B23/033; C03B35/00; C03B35/14; C03B35/16; C03B35/161; C03B35/163; C03B35/165; C03B35/18; C03B35/181; C03B35/182; C03B35/186
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |