Patent US3375950A successfully refreshed from Google Patents.
US3375950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roof construction
Assignee: Fruehauf Corp
•
Filing: 1966-03-15
•
Granted: 1968-04-02
•
Expires: 1986-03-15
Abstract
No abstract record available.
Inventors
- 👤 Chieger George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:03
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/02; B65D90/08; B65D88/00; B65D88/02; B65D88/12; B65D88/121; B65D90/0026
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) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |