Patent US773306A successfully refreshed from Google Patents.
US773306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass plate or slab.
Assignee: Pressed Prism Plate Glass Co
•
Filing: 1904-05-20
•
Granted: 1904-10-25
•
Expires: 1924-05-20
Abstract
No abstract record available.
Inventors
- 👤 Frank L O Wadsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:41
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/68; B29C70/70; B44; B44C; B44C1/00; B44C1/26; Y; Y10; Y10T; Y10T428/00; Y10T428/22; Y10T428/24; Y10T428/24479; Y10T428/2457
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) | 1907-10-25 | 1908-04-25 | 1908-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-10-25 | 1912-04-25 | 1912-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-10-25 | 1916-04-25 | 1916-10-25 | $7700.00 | Window Closed / Lapsed |