US3043532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet registry control
Assignee: GT Schjeldahl Co
•
Filing: 1958-12-22
•
Granted: 1962-07-10
•
Expires: 1978-12-22
Abstract
No abstract record available.
Inventors
- 👤 Herman L Seiden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:10
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/032; B65H23/0326; B31; B31B; B31B70/00; B31B70/02; B31B70/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1149018A
Cited
US1186906A
Cited
US2037086A
Cited
US2635826A
Cited
US2672300A
Cited
US2741440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |