US2946111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible core form
Assignee: THOMAS STEEL FORMS Inc
•
Filing: 1958-01-27
•
Granted: 1960-07-26
•
Expires: 1978-01-27
Abstract
No abstract record available.
Inventors
- 👤 Jr John G Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:06
CPC Classifications
B; B28; B28B; B28B7/00; B28B7/28; B28B7/30; E; E04; E04G; E04G11/00; E04G11/02; Y; Y10; Y10S; Y10S269/00; Y10S269/901
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |