US3499202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film cartridge loading machine
Assignee: Kahle Engineering Co
•
Filing: 1967-10-10
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Granted: 1970-03-10
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Expires: 1987-10-10
Abstract
No abstract record available.
Inventors
- 👤 Carl A Napor
- 👤 William T Engel
- 👤 Charles G Krumm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:02
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/43; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828; Y10T29/49829; Y10T29/51; Y10T29/5136; Y10T29/5137; Y10T29/5142; Y10T29/53; Y10T29/53465
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2984425A
Cited
US3142890A
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US3208686A
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US3325889A
Cited
US3382779A
Cited
US3364551A
Cited
US3364552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |