Electronic locating systems

Communications: electrical – Condition responsive indicating system – With particular system function

Reexamination Certificate

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Details

C235S385000, C340S010310, C340S010330, C340S870030, C705S028000

Reexamination Certificate

active

06891469

ABSTRACT:
Methods and apparatus are disclosed for location of objects to facilitate retrieval, filing, security, inventory stock-keeping and the like. The methods and apparatus employ a tag element associated with each object-to-be-located, and interrogation system for searching one or more spatial regions for such tagged items, as well as mechanisms for identifying objects within the interrogated region.

REFERENCES:
patent: 2774060 (1956-12-01), Thompson
patent: 2812427 (1957-11-01), Magondeaux
patent: 2899546 (1959-08-01), Hollmann
patent: 3117277 (1964-01-01), Magondeaux
patent: 3373425 (1968-03-01), Barischoff
patent: 3500373 (1970-03-01), Minasy
patent: 3568161 (1971-03-01), Knickel et al.
patent: 3624631 (1971-11-01), Chomet et al.
patent: 3689885 (1972-09-01), Kaplan et al.
patent: 3713102 (1973-01-01), Martin
patent: 3740742 (1973-06-01), Thompson et al.
patent: 3810147 (1974-05-01), Lichtblau
patent: 3818472 (1974-06-01), Mauk et al.
patent: 3820104 (1974-06-01), Fearon
patent: 3828337 (1974-08-01), Lichtblau
patent: 3899671 (1975-08-01), Stover
patent: 3913219 (1975-10-01), Lichtblau
patent: 3915284 (1975-10-01), Knockeart et al.
patent: 3997930 (1976-12-01), Reeves
patent: 4058217 (1977-11-01), Vaughan et al.
patent: 4075632 (1978-02-01), Baldwin et al.
patent: 4101873 (1978-07-01), Anderson et al.
patent: 4104630 (1978-08-01), Chasek
patent: 4181893 (1980-01-01), Ehmke
patent: 4222517 (1980-09-01), Richardson
patent: 4240002 (1980-12-01), Tosi et al.
patent: 4271352 (1981-06-01), Thomas
patent: 4300183 (1981-11-01), Richardson
patent: 4303904 (1981-12-01), Chasek
patent: 4356477 (1982-10-01), Vandebult
patent: 4373163 (1983-02-01), Vandebult
patent: 4382256 (1983-05-01), Nagata
patent: 4426712 (1984-01-01), Gorski-Popiel
patent: 4429302 (1984-01-01), Vandebult
patent: 4476459 (1984-10-01), Cooper et al.
patent: 4476469 (1984-10-01), Lander
patent: 4484184 (1984-11-01), Gregor et al.
patent: 4495487 (1985-01-01), Kavesh et al.
patent: 4498076 (1985-02-01), Lichtblau
patent: 4507653 (1985-03-01), Bayer
patent: 4510489 (1985-04-01), Anderson, III et al.
patent: 4523178 (1985-06-01), Fulhorst
patent: 4539567 (1985-09-01), Brewer
patent: 4553136 (1985-11-01), Anderson, III et al.
patent: 4566121 (1986-01-01), Samyn
patent: 4598275 (1986-07-01), Ross et al.
patent: 4656453 (1987-04-01), Reeder
patent: 4673932 (1987-06-01), Ekchian et al.
patent: 4739328 (1988-04-01), Koelle et al.
patent: 4776464 (1988-10-01), Miller et al.
patent: 4783803 (1988-11-01), Baker et al.
patent: 4791412 (1988-12-01), Brooks
patent: 4922229 (1990-05-01), Guenst
patent: 4924211 (1990-05-01), Davies
patent: 4940964 (1990-07-01), Dao
patent: 4992776 (1991-02-01), Crossfield
patent: 5006996 (1991-04-01), Nakamura et al.
patent: 5103209 (1992-04-01), Lizzi et al.
patent: 5103235 (1992-04-01), Clemens
patent: 5218189 (1993-06-01), Hutchison
patent: 5450070 (1995-09-01), Massar et al.
patent: 5519381 (1996-05-01), Marsh et al.
patent: 5627517 (1997-05-01), Theimer et al.
patent: 5640151 (1997-06-01), Reis et al.
patent: 5786764 (1998-07-01), Engellenner
patent: 5798693 (1998-08-01), Engellenner
patent: 6057756 (2000-05-01), Engellenner
patent: 6388569 (2002-05-01), Engellenner
patent: 0078401 (1983-05-01), None
patent: 0089667 (1983-09-01), None
patent: 0153613 (1983-09-01), None
patent: 2133950 (1984-08-01), None
patent: 2156630 (1985-10-01), None
patent: 01437 (1982-04-01), None

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