Patent US2715253A successfully refreshed from Google Patents.
US2715253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable button
Assignee: Individual
•
Filing: 1953-12-11
•
Granted: 1955-08-16
•
Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 Martin Katie Velma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:03
CPC Classifications
A; A44; A44B; A44B1/00; A44B1/18; A44B1/28; A44B1/34; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3651; Y10T24/3655; Y10T24/366
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US359614A
Cited
US548871A
Cited
US1300577A
Cited
US1368878A
Cited
FR642928A
Cited
US2070162A
Cited
US2129356A
Cited
US2502034A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-15 | 1959-02-14 | 1959-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-15 | 1963-02-14 | 1963-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-15 | 1967-02-14 | 1967-08-16 | $7700.00 | Window Closed / Lapsed |