US1223710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clothes-pin.
Assignee: Individual
•
Filing: 1915-09-23
•
Granted: 1917-04-24
•
Expires: 1935-09-23
Abstract
No abstract record available.
Inventors
- 👤 Jacob Mattson
- 👤 John O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:49
CPC Classifications
F; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/065; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44966; Y10T24/44974
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) | 1920-04-23 | 1920-10-23 | 1921-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-04-23 | 1924-10-23 | 1925-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-04-23 | 1928-10-23 | 1929-04-24 | $7700.00 | Window Closed / Lapsed |