US2947267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skylight mounting
Assignee: OI Glass Inc
•
Filing: 1956-11-15
•
Granted: 1960-08-02
•
Expires: 1976-11-15
Abstract
No abstract record available.
Inventors
- 👤 Charles H Stark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:05
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/03; E04D13/0305; E04D13/0315
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US191802A
Cited
US989440A
Cited
US1124778A
Cited
US1286508A
Cited
US2258724A
Cited
US2610593A
Cited
US2703060A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |