Patent US2964840A successfully refreshed from Google Patents.
US2964840A
Expired / Lapsed
US
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Lamination indexing and assembling machine
Assignee: Philips North America LLC
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Filing: 1955-10-31
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Granted: 1960-12-20
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Expires: 1975-10-31
Abstract
No abstract record available.
Inventors
- 👤 Matthias W Saylor
- 👤 Thomas R Harter
- 👤 Robert E Krafft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:49
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/0206; H01F41/0233; B; B21; B21D; B21D43/00; B21D43/20; B21D43/22; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/5317
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) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |