Patent US3143363A successfully refreshed from Google Patents.
US3143363A
Expired / Lapsed
US
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Method for folding large area maps into the shape of a book and correspondingly folded maps
Assignee: Individual
•
Filing: 1961-07-11
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Granted: 1964-08-04
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Expires: 1981-07-11
Abstract
No abstract record available.
Inventors
- 👤 Falk Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:36
CPC Classifications
B; B42; B42F; B42F5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1531065A
Cited
GB212445A
Cited
FR781461A
Cited
GB425788A
Cited
DE680558C
Cited
US2572460A
Cited
FR1019491A
Cited
FR1116192A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |