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Patent US3363739A successfully refreshed from Google Patents.
US3363739A
Expired / Lapsed
US
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Apparatus and method of spacing groups of books
Assignee: Harris Graphics Corp
•
Filing: 1965-12-30
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Granted: 1968-01-16
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Expires: 1985-12-30
Abstract
No abstract record available.
Inventors
- 👤 Henry R Mebus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:39
CPC Classifications
B; B65; B65H; B65H33/00; B65H33/12; B65H29/00; B65H29/66; B65H29/6609; B65H29/6618; Y; Y10; Y10S; Y10S198/00; Y10S198/954
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1787254A
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US2225005A
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US2713430A
Cited
US2890884A
Cited
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Cited
US3145828A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |