US3504468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window grill connectors
Assignee: RIMAR Mfg Inc
•
Filing: 1968-02-12
•
Granted: 1970-04-07
•
Expires: 1988-02-12
Abstract
No abstract record available.
Inventors
- 👤 Robert I Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:27
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/68; E06B3/685
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2013590A
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US2132217A
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US2349470A
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US2729316A
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US2831553A
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US2931997A
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US2938248A
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US3058517A
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US3108336A
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US3254465A
Cited
US3308593A
Cited
US3358412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-06 | 1973-10-06 | 1974-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-06 | 1977-10-06 | 1978-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-06 | 1981-10-06 | 1982-04-07 | $7700.00 | Window Closed / Lapsed |