US651692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Envelop.
Assignee: Individual
•
Filing: 1900-03-10
•
Granted: 1900-06-12
•
Expires: 1920-03-10
Abstract
No abstract record available.
Inventors
- 👤 Charles F Belknap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:20
CPC Classifications
B; B65; B65D; B65D27/00; B65D27/32; B65D27/34
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) | 1903-06-12 | 1903-12-12 | 1904-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-06-12 | 1907-12-12 | 1908-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-06-12 | 1911-12-12 | 1912-06-12 | $7700.00 | Window Closed / Lapsed |