US3489628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web splicing method and apparatus
Assignee: ROBERT W CATZEN
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Filing: 1966-07-22
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Granted: 1970-01-13
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Expires: 1986-07-22
Abstract
No abstract record available.
Inventors
- 👤 Robert W Catzen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:04
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/10; B65H19/18; B65H19/1857; B65H19/1873; B65H19/1805; B65H19/1826; B65H19/1836; B65H2301/00; B65H2301/40; B65H2301/46; B65H2301/463; B65H2301/4633
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) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |