US3447994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine alignment in strip joining
Assignee: Research Inc
•
Filing: 1966-01-24
•
Granted: 1969-06-03
•
Expires: 1986-01-24
Abstract
No abstract record available.
Inventors
- 👤 Andrew E Abramson
- 👤 Andrew F Kitchar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:36
CPC Classifications
G; G03; G03D; G03D15/00; G03D15/04; G03D15/043; B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/78; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/114; B29C66/1142; B29C66/40; B29C66/41; B29C66/43; B29C66/80; B29C66/82; B29C66/822; B29C66/8223; B29C66/83; B29C66/832; B29C66/8322; B29C66/84; B29C66/865; B29C65/48; B29D; B29D30/00; B29D30/06; B29D30/38; B29D30/42; B29D2030/421; B29D2030/424; B29D30/44; B29D2030/4406; B29D2030/4412
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) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |