US2887319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arrow fletchings
Assignee: NAT LAY Inc
•
Filing: 1953-09-30
•
Granted: 1959-05-19
•
Expires: 1973-09-30
Abstract
No abstract record available.
Inventors
- 👤 Nathaniel B Lay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:20
CPC Classifications
F; F42; F42B; F42B6/00; F42B6/02; F42B6/04; F42B6/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1783303A
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GB353638A
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GB477821A
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GB498823A
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GB496381A
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US2218593A
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US2354790A
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GB576235A
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GB628041A
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GB601474A
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GB648217A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |