US719865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal.
Assignee: PORTER SAFETY SEAL Co
•
Filing: 1901-09-07
•
Granted: 1903-02-03
•
Expires: 1921-09-07
Abstract
No abstract record available.
Inventors
- 👤 Thomas I Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:43
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/02; G09F3/03; G09F3/0305; G09F3/0347; G09F3/0352; Y; Y10; Y10T; Y10T292/00; Y10T292/48; Y10T292/481; Y10T292/505
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) | 1906-02-02 | 1906-08-04 | 1907-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-02-02 | 1910-08-04 | 1911-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-02-02 | 1914-08-04 | 1915-02-03 | $7700.00 | Window Closed / Lapsed |