US3526935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article-holding clip and method of producing same
Assignee: ELBO FILE CONTROL SYSTEMS Inc
•
Filing: 1968-01-29
•
Granted: 1970-09-08
•
Expires: 1988-01-29
Abstract
No abstract record available.
Inventors
- 👤 Elvin L Boyce
- 👤 Paul W Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:49
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/0081; A; A47; A47G; A47G1/00; A47G1/16; A47G1/20; A47G1/21; B29C67/00; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/202; Y10T24/205; Y10T24/34; Y10T24/3427; Y10T24/3449; Y10T24/3453; Y10T24/44; Y10T24/44274
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US775034A
Cited
US2639530A
Cited
US2818871A
Cited
FR1312799A
Cited
US3277899A
Cited
US3369279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |