US1633534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass and process of making the same
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1926-01-12
•
Granted: 1927-06-21
•
Expires: 1946-01-12
Abstract
No abstract record available.
Inventors
- 👤 Long Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:12
CPC Classifications
C; C03; C03C; C03C4/00; C03C4/08; C03C4/087; C03C3/00; C03C3/04; C03C3/062; C03C3/07; G; G21; G21F; G21F1/00; G21F1/02; G21F1/06
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) | 1930-06-20 | 1930-12-20 | 1931-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-06-20 | 1934-12-20 | 1935-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-06-20 | 1938-12-20 | 1939-06-21 | $7700.00 | Window Closed / Lapsed |