US686705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Envelop-opener.
Assignee: Individual
•
Filing: 1901-02-15
•
Granted: 1901-11-19
•
Expires: 1921-02-15
Abstract
No abstract record available.
Inventors
- 👤 Harry H Bowerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:05
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/26; B26D1/30; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4824; Y10T83/4827; Y10T83/566; Y10T83/5669; Y10T83/576; Y10T83/5769; Y10T83/5778; Y10T83/869; Y10T83/8789; Y10T83/8796
Claims Analysis
Total Claims: 0
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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) | 1904-11-18 | 1905-05-20 | 1905-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-11-18 | 1909-05-20 | 1909-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-11-18 | 1913-05-20 | 1913-11-19 | $7700.00 | Window Closed / Lapsed |