US2904900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable connecting means between a textile swatch and a post binder
Assignee: Individual
•
Filing: 1957-03-25
•
Granted: 1959-09-22
•
Expires: 1977-03-25
Abstract
No abstract record available.
Inventors
- 👤 Otto L Kramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:45
CPC Classifications
G; G09; G09F; G09F5/00; G09F5/04; Y; Y10; Y10S; Y10S402/00; Y10S402/50; Y10T; Y10T24/00; Y10T24/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1072919A
Cited
US1603362A
Cited
DE629131C
Cited
US2301647A
Cited
US2489448A
Cited
US2659373A
Cited
US2786281A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |