Patent US2894503A successfully refreshed from Google Patents.
US2894503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Archery bow
Assignee: Individual
•
Filing: 1955-08-04
•
Granted: 1959-07-14
•
Expires: 1975-08-04
Abstract
No abstract record available.
Inventors
- 👤 Ennis B Pierson
- 👤 Charles A Pierson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:50
CPC Classifications
F; F41; F41B; F41B5/00; F41B5/0005; Y; Y10; Y10S; Y10S273/00; Y10S273/06; Y10S273/07; Y10S273/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2742931A
Cited
US2428325A
Cited
US2428654A
Cited
US2437799A
Cited
GB627255A
Cited
US2594838A
Cited
US2665678A
Cited
US2689559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |