US3436073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stacker
Assignee: Individual
•
Filing: 1967-10-16
•
Granted: 1969-04-01
•
Expires: 1987-10-16
Abstract
No abstract record available.
Inventors
- 👤 Newton Christmas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:54
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/66; B65H29/6654; B65H29/6663; B65H29/12; B65H29/14; B65H43/00; B65H43/04; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/421; B65H2301/4212; B65H2301/42122; B65H2601/00; B65H2601/10; B65H2601/11; B65H2701/00; B65H2701/10; B65H2701/19; B65H2701/1932; Y; Y10; Y10S; Y10S271/00; Y10S271/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |